| 501000 | Naphthol AS-BI β-D-glucuronide | Analytical | 37-87-6 | 99%+ |
| 501000 | Formaldehyde solution | Molecular Biology | 50-00-0 | 36.5-38% in H2O |
| 501000 | Formaldehyde solution | Analytical | 50-00-0 | 98%+ |
| 501000 | Formaldehyde solution | ACS reagent grade | 50-00-0 | 37 wt. % in H₂O |
| 501000 | Formaldehyde solution | contains 10-15% methanol as stabilizer | 50-00-0 | 37 wt. % in H2O |
| 501000 | Guanidine hydrochloride | Analytical | 50-01-1 | 99%+ |
| 501000 | Guanidine hydrochloride | Molecular Biology | 50-01-1 | 99%+ |
| 501000 | Guanidine hydrochloride | Analytical | 50-01-1 | 98%+ |
| 501000 | Guanidine hydrochloride | organic base and chaeotropic agent | 50-01-1 | 99%+ |
| 501000 | Dexamethasone | Analytical | 50-02-2 | 98%+ |
| 501000 | Dexamethasone | BioReagent | 50-02-2 | 97%+ |
| 501000 | Dexamethasone | HPLC | 50-02-2 | 98%+ |
| 501000 | Dexamethasone | TLC | 50-02-2 | 99%+ |
| 501000 | Dexamethasone | Pharmaceutical Secondary Standard | 50-02-2 | 98%+ |
| 501000 | Hydrocortisone Acetate | Analytical | 50-03-3 | 98%+ |
| 501000 | Hydrocortisone Acetate | Pharmaceutical Secondary Standard | 50-03-3 | 98%+ |
| 501000 | Hydrocortisone Acetate | United States Pharmacopeia (USP) Reference Standard | 50-03-3 | 98%+ |
| 501000 | Hydrocortisone Acetate | European Pharmacopoeia (EP) Reference Standard | 50-03-3 | 98%+ |
| 501000 | Hydrocortisone Acetate | British Pharmacopoeia (BP) Reference Standard | 50-03-3 | 98%+ |
| 501000 | Cortisone 21-acetate | Analytical | 50-04-4 | 98%+ |
| 501000 | Cortisone 21-acetate | United States Pharmacopeia (USP) Reference Standard | 50-04-4 | 98%+ |
| 501000 | Cortisone 21-acetate | Pharmaceutical Secondary Standard; Certified Reference Material | 50-04-4 | 98%+ |
| 501000 | Cortisone 21-acetate | European Pharmacopoeia (EP) Reference Standard | 50-04-4 | 98%+ |
| 501000 | Cortisone 21-acetate | British Pharmacopoeia (BP) Reference Standard | 50-04-4 | 98%+ |
| 501000 | Phenobarbital solution | Analytical | 50-06-6 | 99% |
| 501000 | Phenobarbital solution | Certified Reference Material, Pharmaceutical secondary standard | 50-06-6 | 99% |
| 501000 | Phenobarbital solution | British Pharmacopoeia (BP) Reference Standard | 50-06-6 | 99% |
| 501000 | Mitomycin C from Streptomyces caespitosus | Analytical | 50-07-7 | 98%+ |
| 501000 | Mitomycin C from Streptomyces caespitosus | HPLC | 50-07-7 | 98%+ |
| 501000 | Mitomycin C from Streptomyces caespitosus | Contains NaCl as solubilizer | 50-07-7 | 98%+ |
| 501000 | Mitomycin C from Streptomyces caespitosus | USP testing specifications | 50-07-7 | 98%+ |
| 501000 | Ergocalciferol (Vitamin D2) | Analytical | 50-14-6 | 99%+ |
| 501000 | Ergocalciferol (Vitamin D2) | HPLC | 50-14-6 | 98%+ |
| 501000 | Ergocalciferol (Vitamin D2) | 40,000,000 USP units/g | 50-14-6 | 99%+ |
| 501000 | Ergocalciferol (Vitamin D2) | United States Pharmacopeia (USP) Reference Standard | 50-14-6 | 99%+ |
| 501000 | Ergocalciferol (Vitamin D2) | European Pharmacopoeia (EP) Reference Standard | 50-14-6 | 99%+ |
| 501000 | Ergocalciferol (Vitamin D2) | British Pharmacopoeia (BP) Reference Standard | 50-14-6 | 99%+ |
| 501000 | Lactic acid | Analytical | 50-21-5 | 99%+ |
| 501000 | Lactic acid | USP testing specifications | 50-21-5 | 99%+ |
| 501000 | Lactic acid | FCC | 50-21-5 | 88%+ |
| 501000 | Lactic acid | Natural | 50-21-5 | 85%+ |
| 501000 | Lactic acid | Pharmaceutical Secondary Standard; Certified Reference Material | 50-21-5 | 85%+ |
| 501000 | Corticosterone | Analytical | 50-22-6 | 98%+ |
| 501000 | Corticosterone | HPLC | 50-22-6 | 98.5%+ |
| 501000 | Corticosterone | HPLC | 50-22-6 | 92%+ |
| 501000 | Corticosterone | HPLC | 50-22-6 | 95%+ |
| 501000 | Hydrocortisone | Analytical | 50-23-7 | 98%+ |
| 501000 | Hydrocortisone | BioReagent, suitable for cell culture | 50-23-7 | 98%+ |
| 501000 | Hydrocortisone | Synthetic (organic), HPLC | 50-23-7 | 98%+ |
| 501000 | Hydrocortisone | Pharmaceutical Secondary Standard; Certified Reference Material | 50-23-7 | 98%+ |
| 501000 | Hydrocortisone | United States Pharmacopeia (USP) Reference Standard | 50-23-7 | 98%+ |
| 501000 | Prednisolone | Analytical | 50-24-8 | 98%+ |
| 501000 | Prednisolone | HPLC | 50-24-8 | 99%+ |
| 501000 | Prednisolone | Pharmaceutical Secondary Standard; Certified Reference Material | 50-24-8 | 98%+ |
| 501000 | Prednisolone | United States Pharmacopeia (USP) Reference Standard | 50-24-8 | 98%+ |
| 501000 | Prednisolone | European Pharmacopoeia (EP) Reference Standard | 50-24-8 | 98%+ |
| 501000 | Prednisolone | British Pharmacopoeia (BP) Assay Standard | 50-24-8 | 98%+ |
| 501000 | 17β-Estradiol solution | Analytical | 50-27-1 | 99%+ |
| 501000 | 17β-Estradiol solution | Synthetic (organic), immunomodulatory | 50-27-1 | 97%+ |
| 501000 | 17β-Estradiol solution | Certified Reference Material, pharmaceutical secondary standard | 50-27-1 | 99%+ |
| 501000 | 17β-Estradiol solution | United States Pharmacopeia (USP) Reference Standard | 50-27-1 | 99%+ |
| 501000 | 17β-Estradiol solution | British Pharmacopoeia (BP) Reference Standard | 50-27-1 | 99%+ |
| 501000 | 17β-Estradiol solution | European Pharmacopoeia (EP) Reference Standard | 50-27-1 | 99%+ |
| 501000 | β-Estradiol | Analytical | 50-28-2 | 98%+ |
| 501000 | β-Estradiol | Pharmaceutical Secondary Standard; Certified Reference Material | 50-28-2 | 98%+ |
| 501000 | β-Estradiol | United States Pharmacopeia (USP) Reference Standard | 50-28-2 | 98%+ |
| 501000 | EPA 8081 Pesticide Standard Mix | Analytical | 50-29-3 | 99%+ |
| 501000 | EPA 8081 Pesticide Standard Mix | Certified reference material, 5000 μg/mL in methanol | 50-29-3 | 99%+ |
| 501000 | 2,6-Dichlorobenzoic acid | Analytical | 50-30-6 | 98%+ |
| 501000 | Benzo[a]pyrene | Analytical | 50-32-8 | 98%+ |
| 501000 | Benzo[a]pyrene | HPLC | 50-32-8 | 96%+ |
| 501000 | Benzo[a]pyrene | Analytical standard, for environmental analysis | 50-32-8 | 98%+ |
| 501000 | Benzo[a]pyrene | Certified reference material (CRM) | 50-32-8 | 98%+ |
| 501000 | Phenylbutazone | Analytical | 50-33-9 | 98%+ |
| 501000 | Phenylbutazone | Synthetic (organic), HPLC | 50-33-9 | 98%+ |
| 501000 | Phenylbutazone | Pharmaceutical secondary standard, certified reference material | 50-33-9 | 98%+ |
| 501000 | Phenylbutazone | United States Pharmacopeia (USP) Reference Standard | 50-33-9 | 98%+ |
| 501000 | Phenylbutazone | European Pharmacopoeia (EP) Reference Standard | 50-33-9 | 98%+ |
| 501000 | 2,4,6-Trichlorobenzoic Acid | Analytical | 50-43-1 | 99% |
| 501000 | 2,3-Dichlorobenzoic acid | Analytical | 50-45-3 | 97% |
| 501000 | 2,3-Dichlorobenzoic acid | European Pharmacopoeia (EP) Reference Standard | 50-45-3 | 99% |
| 501000 | 2,3-Dichlorobenzoic acid | United States Pharmacopeia (USP) Reference Standard | 50-45-3 | 99% |
| 501000 | β-Estradiol 3-benzoate | Analytical | 50-50-0 | 98%+ |
| 501000 | β-Estradiol 3-benzoate | United States Pharmacopeia (USP) Reference Standard | 50-50-0 | 98%+ |
| 501000 | β-Estradiol 3-benzoate | European Pharmacopoeia (EP) Reference Standard | 50-50-0 | 98%+ |
| 501000 | β-Estradiol 3-benzoate | certified reference material, pharmaceutical secondary standard | 50-50-0 | 98%+ |
| 501000 | β-Estradiol 3-benzoate | British Pharmacopoeia (BP) Reference Standard | 50-50-0 | 98%+ |
| 501000 | Reserpine | Analytical | 50-55-5 | 98%+ |
| 501000 | Reserpine | HPLC | 50-55-5 | 99%+ |
| 501000 | Reserpine | Pharmaceutical Secondary Standard; Certified Reference Material | 50-55-5 | 98%+ |
| 501000 | Reserpine | United States Pharmacopeia (USP) Reference Standard | 50-55-5 | 98%+ |
| 501000 | Oxytocin | Analytical | 50-56-6 | 98%+ |
| 501000 | Oxytocin | United States Pharmacopeia (USP) Reference Standard | 50-56-6 | 98%+ |
| 501000 | Oxytocin | European Pharmacopoeia (EP) Reference Standard | 50-56-6 | 98%+ |
| 501000 | Oxytocin | synthetic (organic) | 50-56-6 | 98%+ |
| 501000 | Chloroquine diphosphate salt | Analytical | 50-63-5 | 98%+ |
| 501000 | Chloroquine diphosphate salt | Pharmaceutical Secondary Standard; Certified Reference Material | 50-63-5 | 98%+ |
| 501000 | Chloroquine diphosphate salt | United States Pharmacopeia (USP) Reference Standard | 50-63-5 | 98%+ |
| 501000 | Niclosamide | Analytical | 50-65-7 | 98%+ |
| 501000 | Niclosamide | European Pharmacopoeia (EP) Reference Standard | 50-65-7 | 98%+ |
| 501000 | 6-(Methylthio)purine | Analytical | 50-66-8 | 99% |
| 501000 | D-(−)-Ribose | Analytical | 50-69-1 | 98%+ |
| 501000 | D-(−)-Ribose | BioReagent, suitable for cell culture | 50-69-1 | 98%+ |
| 501000 | D-(−)-Ribose | Pharmaceutical Secondary Standard; Certified Reference Material | 50-69-1 | 98%+ |
| 501000 | D-(−)-Ribose | United States Pharmacopeia (USP) Reference Standard | 50-69-1 | 98%+ |
| 501000 | D-Sorbitol | Analytical | 50-70-4 | 98%+ |
| 501000 | D-Sorbitol | GC | 50-70-4 | 98%+ |
| 501000 | D-Sorbitol | BioUltra, HPLC | 50-70-4 | 99%+ |
| 501000 | D-Sorbitol | GC | 50-70-4 | 99%+ |
| 501000 | D-Sorbitol | GC, Molecular Biology | 50-70-4 | 98%+ |
| 501000 | D-Sorbitol | GC, BioXtra | 50-70-4 | 98%+ |
| 501000 | Alloxan Tetrahydrate | Analytical | 50-71-5 | 99%+ |
| 501000 | 2,3,5-Trichlorobenzoic acid | Analytical | 50-73-7 | 98%+ |
| 501000 | Actinomycin D | Analytical | 50-76-0 | 98%+ |
| 501000 | Actinomycin D | From Streptomyces Parvulus | 50-76-0 | 98%+ |
| 501000 | Actinomycin D | Cell Culture | 50-76-0 | 95%+ |
| 501000 | Actinomycin D | United States Pharmacopeia (USP) Reference Standard | 50-76-0 | 95%+ |
| 501000 | Acetylsalicylic acid | Analytical | 50-78-2 | 98%+ |
| 501000 | Acetylsalicylic acid | European Pharmacopoeia (EP) Reference Standard | 50-78-2 | 98%+ |
| 501000 | Acetylsalicylic acid | British Pharmacopoeia (BP) Reference Standard | 50-78-2 | 98%+ |
| 501000 | Acetylsalicylic acid | United States Pharmacopeia (USP) Reference Standard | 50-78-2 | 98%+ |
| 501000 | Acetylsalicylic acid | Pharmaceutical Secondary Standard; Certified Reference Material | 50-78-2 | 98%+ |
| 501000 | 2,5-Dichlorobenzoic acid | Analytical | 50-79-3 | 98%+ |
| 501000 | L-Ascorbic acid | Analytical | 50-81-7 | 98%+ |
| 501000 | L-Ascorbic acid | suitable for cell culture | 50-81-7 | 98%+ |
| 501000 | L-Ascorbic acid | suitable for plant cell culture | 50-81-7 | 98%+ |
| 501000 | L-Ascorbic acid | reagent grade | 50-81-7 | 98%+ |
| 501000 | L-Ascorbic acid | ACS reagent grade | 50-81-7 | 98%+ |
| 501000 | L-Ascorbic acid | British Pharmacopoeia (BP) Reference Standard | 50-81-7 | 98%+ |
| 501000 | L-Ascorbic acid | European Pharmacopoeia (EP) Reference Standard | 50-81-7 | 98%+ |
| 501000 | L-Ascorbic acid | Pharmaceutical Secondary Standard; Certified Reference Material | 50-81-7 | 98%+ |
| 501000 | L-Ascorbic acid | United States Pharmacopeia (USP) Reference Standard | 50-81-7 | 98%+ |
| 501000 | 2,4-Dichlorobenzoic acid | Analytical | 50-84-0 | 99%+ |
| 501000 | 2,4-Dichlorobenzoic acid | Pharmaceutical Secondary Standard; Certified Reference Material | 50-84-0 | 98%+ |
| 501000 | 4-Methylsalicylic acid | Analytical | 50-85-1 | 99%+ |
| 501000 | Thymidine | Analytical | 50-89-5 | 98%+ |
| 501000 | Thymidine | HPLC | 50-89-5 | 99%+ |
| 501000 | Thymidine | HPLC | 50-89-5 | 98%+ |
| 501000 | Thymidine | United States Pharmacopeia (USP) Reference Standard | 50-89-5 | 98%+ |
| 501000 | Thymidine | Pharmaceutical secondary standard | 50-89-5 | 98%+ |
| 501000 | 5-Fluoro-2′-deoxyuridine | Analytical | 50-91-9 | 98%+ |
| 501000 | 5-Fluoro-2′-deoxyuridine | United States Pharmacopeia (USP) Reference Standard | 50-91-9 | 98%+ |
| 501000 | 5-Fluoro-2′-deoxyuridine | pharmaceutical secondary standard, certified reference material | 50-91-9 | 98%+ |
| 501000 | 5-Fluoro-2′-deoxyuridine | HPLC | 50-91-9 | 98%+ |
| 501000 | 5-Fluoro-2′-deoxyuridine | HPLC | 50-91-9 | 99%+ |
| 501000 | (1R,2S)-(−)-Ephedrine hydrochloride | Analytical | 50-98-6 | 98%+ |
| 501000 | (1R,2S)-(−)-Ephedrine hydrochloride | United States Pharmacopeia (USP) Reference Standard | 50-98-6 | 98%+ |
| 501000 | (1R,2S)-(−)-Ephedrine hydrochloride | European Pharmacopoeia (EP) Reference Standard | 50-98-6 | 98%+ |
| 501000 | (1R,2S)-(−)-Ephedrine hydrochloride | British Pharmacopoeia (BP) Reference Standard | 50-98-6 | 98%+ |
| 501000 | (1R,2S)-(−)-Ephedrine hydrochloride | Certified Reference Material, Pharmaceutical Secondary Standard | 50-98-6 | 98%+ |
| 501000 | D-(+)-Glucose | Analytical | 50-99-7 | 98%+ |
| 501000 | D-(+)-Glucose | GC | 50-99-7 | 99.5%+ |
| 501000 | D-(+)-Glucose | BioReagent, suitable for cell culture, suitable for insect & plant cell culture | 50-99-7 | 99.5%+ |
| 501000 | D-(+)-Glucose | anhydrous for biochemistry Reag. Ph Eur | 50-99-7 | 98%+ |
| 501000 | D-(+)-Glucose | ACS reagent | 50-99-7 | 98%+ |
| 501000 | Piperonylbutoxide | Analytical | 51-03-6 | 95%+ |
| 501000 | Piperonylbutoxide | Technical Grade | 51-03-6 | 90%+ |
| 501000 | Procaine hydrochloride | Analytical | 51-05-8 | 98%+ |
| 501000 | Procaine hydrochloride | HPLC | 51-05-8 | 97%+ |
| 501000 | Procaine hydrochloride | Pharmaceutical Secondary Standard; Certified Reference Material | 51-05-8 | 98%+ |
| 501000 | Procaine hydrochloride | United States Pharmacopeia (USP) Reference Standard | 51-05-8 | 98%+ |
| 501000 | Procaine hydrochloride | European Pharmacopoeia (EP) Reference Standard | 51-05-8 | 98%+ |
| 501000 | Nialamide Crystalline | Analytical | 51-12-7 | 95%+ |
| 501000 | Pralidoxime Chloride | Analytical | 51-15-0 | 98%+ |
| 501000 | Pralidoxime Chloride | USP Standard | 51-15-0 | 98%+ |
| 501000 | Benzimidazole | Analytical | 51-17-2 | 99%+ |
| 501000 | Benzimidazole | For Synthesis | 51-17-2 | 98%+ |
| 501000 | Triethylenemelamine | Analytical | 51-18-3 | 98%+ |
| 501000 | 2-Aminophenol Hydrochloride | Analytical | 51-19-4 | 98%+ |
| 501000 | 5-Bromouracil | Analytical | 51-20-7 | 98%+ |
| 501000 | 5-Fluorouracil | Analytical | 51-21-8 | 98%+ |
| 501000 | 5-Fluorouracil | HPLC | 51-21-8 | 99%+ |
| 501000 | 5-Fluorouracil | HPLC | 51-21-8 | 98%+ |
| 501000 | 5-Fluorouracil | For Synthesis | 51-21-8 | 98%+ |
| 501000 | 5-Fluorouracil | Pharmaceutical Secondary Standard; Certified Reference Material | 51-21-8 | 98%+ |
| 501000 | 5-Fluorouracil | United States Pharmacopeia (USP) Reference Standard | 51-21-8 | 98%+ |
| 501000 | 5-Fluorouracil | European Pharmacopoeia (EP) Reference Standard | 51-21-8 | 98%+ |
| 501000 | 5-Fluorouracil | British Pharmacopoeia (BP) Reference Standard | 51-21-8 | 98%+ |
| 501000 | 5-Fluorouracil | WHO Standard | 51-21-8 | 98%+ |
| 501000 | 2,4-Dinitrophenol | Analytical | 51-28-5 | 98%+ |
| 501000 | 2,4-Dinitrophenol | with 30-35% water | 51-28-5 | 99%+ |
| 501000 | Isoprenaline hydrochloride | Analytical | 51-30-9 | 98%+ |
| 501000 | Isoprenaline hydrochloride | European Pharmacopoeia (EP) Reference Standard | 51-30-9 | 98%+ |
| 501000 | Isoprenaline hydrochloride | British Pharmacopoeia (BP) Reference Standard | 51-30-9 | 98%+ |
| 501000 | Isoprenaline hydrochloride | United States Pharmacopeia (USP) Reference Standard | 51-30-9 | 98%+ |
| 501000 | Isoprenaline hydrochloride | Pharmaceutical Secondary Standard; Certified Reference Material | 51-30-9 | 98%+ |
| 501000 | Isoprenaline hydrochloride | TLC | 51-30-9 | 98.5%+ |
| 501000 | trans-4-Hydroxy-L-proline | Analytical | 51-35-4 | 98%+ |
| 501000 | trans-4-Hydroxy-L-proline | Peptide synthesis | 51-35-4 | 99%+ |
| 501000 | trans-4-Hydroxy-L-proline | Suitable for cell culture, BioReagent | 51-35-4 | 98.5%+ |
| 501000 | trans-4-Hydroxy-L-proline | Pharmaceutical Secondary Standard; Certified Reference Material | 51-35-4 | 98%+ |
| 501000 | 3,5-Dichlorobenzoic acid | Analytical | 51-36-5 | 97%+ |
| 501000 | 3,5-Dichlorobenzoic acid | Analytical | 51-36-5 | 98%+ |
| 501000 | (−)-Norepinephrine | Analytical | 51-41-2 | 98%+ |
| 501000 | (−)-Epinephrine (+)-bitartrate salt | Analytical | 51-42-3 | 98%+ |
| 501000 | Adrenaline tartrate with impurity A | European Pharmacopoeia (EP) Reference Standard | 51-42-3 | 98%+ |
| 501000 | (−)-Epinephrine (+)-bitartrate salt | TLC | 51-42-3 | 95%+ |
| 501000 | Adrenaline acid tartrate | British Pharmacopoeia (BP) Reference Standard | 51-42-3 | 98%+ |
| 501000 | Adrenaline tartrate | European Pharmacopoeia (EP) Reference Standard | 51-42-3 | 98%+ |
| 501000 | Epinephrine bitartrate | United States Pharmacopeia (USP) Reference Standard | 51-42-3 | 98%+ |
| 501000 | Epinephrine bitartrate | Pharmaceutical Secondary Standard; Certified Reference Material | 51-42-3 | 98%+ |
| 501000 | (−)-Epinephrine | Analytical | 51-43-4 | 98%+ |
| 501000 | Adrenaline | European Pharmacopoeia (EP) Reference Standard | 51-43-4 | 98%+ |
| 501000 | Adrenaline impurity F | CRS, European Pharmacopoeia (EP) Reference Standard | 51-43-4 | 98%+ |
| 501000 | 3,4-Dichlorobenzoic acid | Analytical | 51-44-5 | 99%+ |
| 501000 | Histamine | Analytical | 51-45-6 | 98%+ |
| 501000 | Histamine | TLC | 51-45-6 | 97%+ |
| 501000 | Histamine | European Pharmacopoeia (EP) Reference Standard | 51-45-6 | 98%+ |
| 501000 | L-Thyroxine | Analytical | 51-48-9 | 98%+ |
| 501000 | L-Thyroxine | HPLC | 51-48-9 | 98%+ |
| 501000 | Levothyroxine | United States Pharmacopeia (USP) Reference Standard | 51-48-9 | 98%+ |
| 501000 | Levothyroxine | Pharmaceutical Secondary Standard; Certified Reference Material | 51-48-9 | 98%+ |
| 501000 | D-Thyroxine | Analytical | 51-49-0 | 97%+ |
| 501000 | D-Thyroxine | Analytical | 51-49-0 | 98%+ |
| 501000 | 6-Propyl-2-thiouracil | Analytical | 51-52-5 | 98%+ |
| 501000 | 6-Propyl-2-thiouracil | HPLC | 51-52-5 | 99%+ |
| 501000 | Propylthiouracil | United States Pharmacopeia (USP) Reference Standard | 51-52-5 | 98%+ |
| 501000 | Propylthiouracil | European Pharmacopoeia (EP) Reference Standard | 51-52-5 | 98%+ |
| 501000 | Propylthiouracil | Pharmaceutical Secondary Standard; Certified Reference Material | 51-52-5 | 98%+ |
| 501000 | Atropine | Analytical | 51-55-8 | 98%+ |
| 501000 | Atropine | HPLC Standard | 51-55-8 | 99%+ |
| 501000 | Atropine | United States Pharmacopeia (USP) Reference Standard | 51-55-8 | 98%+ |
| 501000 | Atropine | certified reference material, pharmaceutical secondary standard | 51-55-8 | 98%+ |
| 501000 | Atropine | European Pharmacopoeia (EP) Reference Standard | 51-55-8 | 98%+ |
| 501000 | Atropine | EP Standard for Peak Identification | 51-55-8 | 98%+ |
| 501000 | Homatropine Hydrobromide | Analytical | 51-56-9 | 98%+ |
| 501000 | Homatropine Hydrobromide | pharmaceutical secondary standard, certified reference material | 51-56-9 | 98%+ |
| 501000 | Homatropine Hydrobromide | British Pharmacopoeia (BP) Reference Standard | 51-56-9 | 98%+ |
| 501000 | Homatropine Hydrobromide | European Pharmacopoeia (EP) Reference Standard | 51-56-9 | 98%+ |
| 501000 | Homatropine Hydrobromide | United States Pharmacopeia (USP) Reference Standard | 51-56-9 | 98%+ |
| 501000 | Neostigmine methyl sulfate | Analytical | 51-60-5 | 98.5%+ |
| 501000 | Neostigmine methyl sulfate | United States Pharmacopeia (USP) Reference Standard | 51-60-5 | 98.5%+ |
| 501000 | Neostigmine methyl sulfate | European Pharmacopoeia (EP) Reference Standard | 51-60-5 | 98.5%+ |
| 501000 | Neostigmine methyl sulfate | WHO Standard | 51-60-5 | 98.5%+ |
| 501000 | p-Fluoro-DL-phenylalanine | Analytical | 51-65-0 | 99%+ |
| 501000 | 4'-Methoxyacetanilide | Analytical | 51-66-1 | 98%+ |
| 501000 | N-(4-Methoxyphenyl) Acetamide | Certified Reference Material (CRM) | 51-66-1 | 98%+ |
| 501000 | Tyramine | Analytical | 51-67-2 | 98%+ |
| 501000 | Histamine bisphosphate monohydrate | Analytical | 51-74-1 | 99%+ |
| 501000 | Histamine Phosphate | EP Standard | 51-74-1 | 99%+ |
| 501000 | 4-Aminophenol hydrochloride | Analytical | 51-78-5 | 98%+ |
| 501000 | 4-Aminophenol hydrochloride | Pharmaceutical Secondary Standard; Certified Reference Material | 51-78-5 | 98%+ |
| 501000 | Urethane | Analytical | 51-79-6 | 98%+ |
| 501000 | Urethane | GC | 51-79-6 | 99%+ |
| 501000 | N,N,N′,N′-Tetramethyldiaminomethane | Analytical | 51-80-9 | 98%+ |
| 501000 | 3-Aminophenol Hydrochloride | Analytical | 51-81-0 | 98%+ |
| 501000 | Carbamoylcholine chloride | Analytical | 51-83-2 | 98%+ |
| 501000 | Carbachol | Pharmaceutical Secondary Standard; Certified Reference Material | 51-83-2 | 98%+ |
| 501000 | Carbachol | United States Pharmacopeia (USP) Reference Standard | 51-83-2 | 98%+ |
| 501000 | Carbachol | European Pharmacopoeia (EP) Reference Standard | 51-83-2 | 98%+ |
| 501000 | Ethyltrimethylammonium Iodide | Analytical | 51-93-4 | 98%+ |
| 501000 | | Analytical | 51-93-9 | |
| 501000 | Norethindrone acetate | Analytical | 51-98-9 | 98%+ |
| 501000 | Norethindrone acetate | Pharmaceutical Secondary Standard; Certified Reference Material | 51-98-9 | 98%+ |
| 501000 | Norethindrone acetate | United States Pharmacopeia (USP) Reference Standard | 51-98-9 | 98%+ |
| 501000 | Norethisterone acetate | European Pharmacopoeia (EP) Reference Standard | 51-98-9 | 98%+ |
| 501000 | Norethisterone acetate | British Pharmacopoeia (BP) Reference Standard | 51-98-9 | 98%+ |
| 501000 | Spironolactone | Analytical | 52-01-7 | 97%+ |
| 501000 | Spironolactone | HPLC | 52-01-7 | 99%+ |
| 501000 | Spironolactone | pharmaceutical secondary standard, certified reference material | 52-01-7 | 97%+ |
| 501000 | Spironolactone | United States Pharmacopeia (USP) Reference Standard | 52-01-7 | 97%+ |
| 501000 | Spironolactone | British Pharmacopoeia (BP) Reference Standard | 52-01-7 | 97%+ |
| 501000 | Spironolactone | European Pharmacopoeia (EP) Reference Standard | 52-01-7 | 97%+ |
| 501000 | Prednisolone 21-acetate | Analytical | 52-21-1 | 97%+ |
| 501000 | Prednisolone 21-acetate | Pharmaceutical Secondary Standard; Certified Reference Material | 52-21-1 | 97%+ |
| 501000 | Prednisolone 21-acetate | United States Pharmacopeia (USP) Reference Standard | 52-21-1 | 97%+ |
| 501000 | Prednisolone 21-acetate | European Pharmacopoeia (EP) Reference Standard | 52-21-1 | 97%+ |
| 501000 | Prednisolone 21-acetate | British Pharmacopoeia (BP) Reference Standard | 52-21-1 | 97%+ |
| 501000 | Prednisolone acetate for peak identification | European Pharmacopoeia (EP) Reference Standard | 52-21-1 | 97%+ |
| 501000 | Thiotepa | Analytical | 52-24-4 | 97%+ |
| 501000 | Thiotepa | United States Pharmacopeia (USP) Reference Standard | 52-24-4 | 97%+ |
| 501000 | Thiotepa | British Pharmacopoeia (BP) Reference Standard | 52-24-4 | 97%+ |
| 501000 | Cyclobarbital | Analytical | 52-31-3 | 98%+ |
| 501000 | Aldosterone | Analytical | 52-39-1 | 98%+ |
| 501000 | Aldosterone | HPLC | 52-39-1 | 95%+ |
| 501000 | Allobarbital | Analytical | 52-43-7 | 99%+ |
| 501000 | 2-Bromo-2-Nitropropane-1,3-Diol | Analytical | 52-51-7 | 98%+ |
| 501000 | 1-Aminocyclopentanecarboxylic Acid | Analytical | 52-52-8 | 98%+ |
| 501000 | Pentolinium DI(L-+-Tartrate) | Analytical | 52-62-0 | |
| 501000 | DL-Penicillamine | Analytical | 52-66-4 | 99%+ |
| 501000 | DL-Penicillamine | Analytical | 52-66-4 | 98%+ |
| 501000 | D-(-)-Penicillamine | Analytical | 52-67-5 | 99%+ |
| 501000 | Penicillamine | United States Pharmacopeia (USP) Reference Standard | 52-67-5 | 99%+ |
| 501000 | Penicillamine | Pharmaceutical Secondary Standard; Certified Reference Material | 52-67-5 | 99%+ |
| 501000 | Penicillamine | European Pharmacopoeia (EP) Reference Standard | 52-67-5 | 99%+ |
| 501000 | O,O-Dimethyl-1-Hydroxy-2,2,2-Trichloro-Ethylphosphonate | Analytical | 52-68-6 | 97%+ |
| 501000 | O,O-Dimethyl-1-Hydroxy-2,2,2-Trichloro-Ethylphosphonate | United States Pharmacopeia (USP) Reference Standard | 52-68-6 | 97%+ |
| 501000 | O,O-Dimethyl-1-Hydroxy-2,2,2-Trichloro-Ethylphosphonate | Pharmaceutical Secondary Standard; Certified Reference Material | 52-68-6 | 97%+ |
| 501000 | O,O-Dimethyl-1-Hydroxy-2,2,2-Trichloro-Ethylphosphonate | European Pharmacopoeia (EP) Reference Standard | 52-68-6 | 97%+ |
| 501000 | Famphur | Analytical | 52-85-7 | 97%+ |
| 501000 | Haloperidol | Analytical | 52-86-8 | 97%+ |
| 501000 | Haloperidol | TLC | 52-86-8 | 98%+ |
| 501000 | Haloperidol | Pharmaceutical Secondary Standard; Certified Reference Material | 52-86-8 | 97%+ |
| 501000 | Haloperidol | United States Pharmacopeia (USP) Reference Standard | 52-86-8 | 97%+ |
| 501000 | Haloperidol | European Pharmacopoeia (EP) Reference Standard | 52-86-8 | 97%+ |
| 501000 | Haloperidol | British Pharmacopoeia (BP) Reference Standard | 52-86-8 | 97%+ |
| 501000 | Methylatropine Nitrate | Analytical | 52-88-0 | 97%+ |
| 501000 | L-Cysteine Hydrochloride Anhydrous | Analytical | 52-89-1 | 98% |
| 501000 | L-Cysteine hydrochloride | United States Pharmacopeia (USP) Reference Standard | 52-89-1 | 98% |
| 501000 | Cysteine hydrochloride monohydrate | European Pharmacopoeia (EP) Reference Standard | 52-89-1 | 98% |
| 501000 | L-Cysteine | Analytical | 52-90-4 | 99%+ |
| 501000 | L-Cysteine | from non-animal source, BioReagent, suitable for cell culture | 52-90-4 | 98%+ |
| 501000 | L-Cysteine | suitable for HPLC | 52-90-4 | 98.5%+ |
| 501000 | L-Cysteine | for peptide synthesis | 52-90-4 | 97%+ |
| 501000 | Prednisone | Analytical | 53-03-2 | 98%+ |
| 501000 | Prednisone | United States Pharmacopeia (USP) Reference Standard | 53-03-2 | 98%+ |
| 501000 | Prednisone | HPLC | 53-03-2 | 98%+ |
| 501000 | Prednisone | Pharmaceutical Secondary Standard; Certified Reference Material | 53-03-2 | 98%+ |
| 501000 | Prednisone | European Pharmacopoeia (EP) Reference Standard | 53-03-2 | 98%+ |
| 501000 | Prednisone | British Pharmacopoeia (BP) Reference Standard | 53-03-2 | 98%+ |
| 501000 | Tetrahydro Cortisone | Analytical | 53-05-4 | 98%+ |
| 501000 | Cortisone | Analytical | 53-06-5 | 99%+ |
| 501000 | Cortisone | Pharmaceutical Secondary Standard; Certified Reference Material | 53-06-5 | 99%+ |
| 501000 | Cortisone | United States Pharmacopeia (USP) Reference Standard | 53-06-5 | 99%+ |
| 501000 | Cortisone | Synthetic | 53-06-5 | 95%+ |
| 501000 | Estrone | Analytical | 53-16-7 | 99%+ |
| 501000 | Estrone | HPLC | 53-16-7 | 99%+ |
| 501000 | Estrone | Pharmaceutical Secondary Standard; Certified Reference Material | 53-16-7 | 99%+ |
| 501000 | Estrone | United States Pharmacopeia (USP) Reference Standard | 53-16-7 | 99%+ |
| 501000 | Estrone | European Pharmacopoeia (EP) Reference Standard | 53-16-7 | 99%+ |
| 501000 | Estrone | British Pharmacopoeia (BP) Reference Standard | 53-16-7 | 99%+ |
| 501000 | Mitotane | Analytical | 53-19-0 | 99%+ |
| 501000 | Mitotane | HPLC | 53-19-0 | 98%+ |
| 501000 | Mitotane | United States Pharmacopeia (USP) Reference Standard | 53-19-0 | 99%+ |
| 501000 | Mitotane | pharmaceutical secondary standard, certified reference material | 53-19-0 | 99%+ |
| 501000 | Cocaine hydrochloride | Analytical | 53-21-4 | 99%+ |
| 501000 | Cocaine hydrochloride | Certified Reference Material, Pharmaceutical secondary standard | 53-21-4 | 99%+ |
| 501000 | 5α-Androstan-3α-ol-17-one | Analytical | 53-41-8 | 98%+ |
| 501000 | Etiocholanone | Analytical | 53-42-9 | 98%+ |
| 501000 | Dehydroisoandrosterone | Analytical | 53-43-0 | 99%+ |
| 501000 | Prasterone | FCP Standard | 53-43-0 | 99%+ |
| 501000 | NADPH | Analytical | 53-57-6 | 97%+ |
| 501000 | β-Nicotinamide adenine dinucleotide phosphate hydrate | Analytical | 53-59-8 | 95%+ |
| 501000 | Promazine Hydrochloride | Analytical | 53-60-1 | 99%+ |
| 501000 | Promazine Hydrochloride | pharmaceutical secondary standard, certified reference material | 53-60-1 | 99%+ |
| 501000 | Promazine Hydrochloride | United States Pharmacopeia (USP) Reference Standard | 53-60-1 | 99%+ |
| 501000 | Promazine Hydrochloride | European Pharmacopoeia (EP) Reference Standard | 53-60-1 | 99%+ |
| 501000 | Dibenz[a,h]anthracene | Certified Reference Material, ReactCERT® | 53-70-3 | 98%+ |
| 501000 | β-Nicotinamide adenine dinucleotide hydrate | Analytical | 53-84-9 | 99%+ |
| 501000 | β-Nicotinamide adenine dinucleotide hydrate | HPLC | 53-84-9 | 96.5%+ |
| 501000 | β-Nicotinamide adenine dinucleotide hydrate | Spectrophotometric assay | 53-84-9 | 96.5%+ |
| 501000 | 5,6-Dichlorobenzimidazole 1-β-D-ribofuranoside | Analytical | 53-85-0 | 98%+ |
| 501000 | 5,6-Dichlorobenzimidazole 1-β-D-ribofuranoside | HPLC, powder, RNA synthesis inhibitor | 53-85-0 | 98%+ |
| 501000 | 5,6-Dichlorobenzimidazole 1-β-D-ribofuranoside | (HPLC), casein kinase II inhibitor, solid | 53-85-0 | 95%+ |
| 501000 | Indomethacin | Analytical | 53-86-1 | 98%+ |
| 501000 | Indomethacin | (HPLC), powder, COX inhibitor, Calbiochem | 53-86-1 | 98%+ |
| 501000 | Indomethacin | Pharmaceutical Secondary Standard; Certified Reference Material | 53-86-1 | 98%+ |
| 501000 | Indomethacin | United States Pharmacopeia (USP) Reference Standard | 53-86-1 | 98%+ |
| 501000 | Indomethacin | European Pharmacopoeia (EP) Reference Standard | 53-86-1 | 98%+ |
| 501000 | N-Fluoren-2-ylacetamide | Analytical | 53-96-3 | 98%+ |
| 501000 | N-Fluoren-2-ylacetamide | for synthesis | 53-96-3 | 95%+ |
| 501000 | (−)-Nicotine | Analytical | 54-11-5 | 98%+ |
| 501000 | (−)-Nicotine | (GC), Prototype nicotinic acetylcholine receptor agonist, liquid | 54-11-5 | 99%+ |
| 501000 | (−)-Nicotine | Imp. D (EP): Myosmine, CRM Standard | 54-11-5 | 98%+ |
| 501000 | (−)-Nicotine | For System Suitability | 54-11-5 | 98%+ |
| 501000 | (−)-Nicotine | Imp. C (EP): Cotinine, CRM Standard | 54-11-5 | 98%+ |
| 501000 | (−)-Nicotine | CRM Standard | 54-11-5 | 98%+ |
| 501000 | (−)-Nicotine | Reference Spectrum, EP Standard | 54-11-5 | 98%+ |
| 501000 | (−)-Nicotine | Natural | 54-11-5 | 98%+ |
| 501000 | L-Nicotine | L-Nicotine | 54-11-5 | 99%+ |
| 501000 | DL-Tryptophan | Analytical | 54-12-6 | 99%+ |
| 501000 | DL-Tryptophan | (HPLC), for peptide synthesis | 54-12-6 | 99%+ |
| 501000 | DL-Tryptophan | Biotech Grade | 54-12-6 | 99%+ |
| 501000 | Tryptophan | European Pharmacopoeia (EP) Reference Standard | 54-12-6 | 99%+ |
| 501000 | 5-Hydroxyindole-3-acetic acid | Analytical | 54-16-0 | 98%+ |
| 501000 | 5-Hydroxyindole-3-acetic acid | ≥98% (HPLC), crystalline | 54-16-0 | 98%+ |
| 501000 | Trifluorothymine | Analytical | 54-20-6 | 97%+ |
| 501000 | Sodium salicylate | Analytical | 54-21-7 | 99%+ |
| 501000 | Sodium salicylate | ReagentReact®, (titration) | 54-21-7 | 99.5%+ |
| 501000 | Sodium salicylate | pharmaceutical secondary standard, certified reference material | 54-21-7 | 99%+ |
| 501000 | Sodium salicylate | European Pharmacopoeia (EP) Reference Standard | 54-21-7 | 99%+ |
| 501000 | Sodium salicylate | United States Pharmacopeia (USP) Reference Standard | 54-21-7 | 99%+ |
| 501000 | Sodium salicylate | (HPLC), puriss. p.a. | 54-21-7 | 99.5%+ |
| 501000 | Sodium salicylate | GR Grade | 54-21-7 | 99.5%+ |
| 501000 | 6-Azauridine | Analytical | 54-25-1 | 99%+ |
| 501000 | (+)-γ-Tocopherol | Analytical | 54-28-4 | 96%+ |
| 501000 | (+)-γ-Tocopherol | D-GAMMA-(RG) | 54-28-4 | 96%+ |
| 501000 | (+)-γ-Tocopherol | D-GAMMA-(P) | 54-28-4 | 96%+ |
| 501000 | Furosemide | Analytical | 54-31-9 | 99.5%+ |
| 501000 | Furosemide | (HPLC), powder, NKCC symporter inhibitor | 54-31-9 | 99.5%+ |
| 501000 | Furosemide | Pharmaceutical Secondary Standard; Certified Reference Material | 54-31-9 | 99.5%+ |
| 501000 | Furosemide | United States Pharmacopeia (USP) Reference Standard | 54-31-9 | 99.5%+ |
| 501000 | Furosemide | European Pharmacopoeia (EP) Reference Standard | 54-31-9 | 99.5%+ |
| 501000 | Furosemide | British Pharmacopoeia (BP) Reference Standard | 54-31-9 | 99.5%+ |
| 501000 | Metyrapone | Analytical | 54-36-4 | 96%+ |
| 501000 | Metyrapone | United States Pharmacopeia (USP) Reference Standard | 54-36-4 | 96%+ |
| 501000 | Metyrapone | (HPLC), glucocorticoid synthesis inhibitor, solid | 54-36-4 | 98%+ |
| 501000 | 5-Iodo-2′-deoxyuridine | Analytical | 54-42-2 | 98%+ |
| 501000 | 5-Iodo-2′-deoxyuridine | (HPLC), synthetic (organic), powder or crystals | 54-42-2 | 99%+ |
| 501000 | Idoxuridine | United States Pharmacopeia (USP) Reference Standard | 54-42-2 | 98%+ |
| 501000 | Idoxuridine | European Pharmacopoeia (EP) Reference Standard | 54-42-2 | 98%+ |
| 501000 | Idoxuridine | pharmaceutical secondary standard, certified reference material | 54-42-2 | 98%+ |
| 501000 | Idoxuridine | British Pharmacopoeia (BP) Reference Standard | 54-42-2 | 98%+ |
| 501000 | Pyridoxal 5′-phosphate hydrate | Analytical | 54-47-7 | 98%+ |
| 501000 | Pyridoxal 5′-phosphate hydrate | powder, BioReagent, suitable for cell culture | 54-47-7 | 98%+ |
| 501000 | 2-(4-fluoroanilino)benzoic acid | Analytical | 54-60-4 | 98%+ |
| 501000 | Aminopterin | synthetic (organic), dihydrofolate reductase inhibitor, powder | 54-62-6 | 97%+ |
| 501000 | Aminopterin | powder, BioReagent, suitable for cell culture | 54-62-6 | 98%+ |
| 501000 | Aminopterin | Hybri-Reac™, 50 ×, γ-irradiated, lyophilized powder, BioXtra, suitable for hybridoma | 54-62-6 | 98%+ |
| 501000 | Methotrexate Related Compound B | United States Pharmacopeia (USP) Reference Standard | 54-62-6 | 98%+ |
| 501000 | Methotrexate Related Compound B | certified reference material, pharmaceutical secondary standard | 54-62-6 | 98%+ |
| 501000 | Thimerosal | Analytical | 54-64-8 | 98%+ |
| 501000 | Thimerosal | ULTRA PURE | 54-64-8 | 99%+ |
| 501000 | Thimerosal | on dried substance, titration | 54-64-8 | 97.0-101.0%+ |
| 501000 | Thimerosal | REACTROVE® ESSENTIAL, Ph. Eur., BP | 54-64-8 | 98%+ |
| 501000 | Thimerosal | Pharmaceutical Secondary Standard; Certified Reference Material | 54-64-8 | 98%+ |
| 501000 | Thimerosal | United States Pharmacopeia (USP) Reference Standard | 54-64-8 | 98%+ |
| 501000 | Thimerosal | European Pharmacopoeia (EP) Reference Standard | 54-64-8 | 98%+ |
| 501000 | Pilocarpine hydrochloride | Analytical | 54-71-7 | 98%+ |
| 501000 | Pilocarpine hydrochloride | (titration), powder, muscarinic acetylcholine receptor agonist | 54-71-7 | 99%+ |
| 501000 | Pilocarpine hydrochloride | Pharmaceutical Secondary Standard; Certified Reference Material | 54-71-7 | 98%+ |
| 501000 | Pilocarpine hydrochloride | United States Pharmacopeia (USP) Reference Standard | 54-71-7 | 98%+ |
| 501000 | Pilocarpine hydrochloride | European Pharmacopoeia (EP) Reference Standard | 54-71-7 | 98%+ |
| 501000 | Pilocarpine hydrochloride | Phyreact® Reference Substance | 54-71-7 | 98%+ |
| 501000 | 1,1-Dimethyl-4-phenylpiperazinium iodide | Analytical | 54-77-3 | 97%+ |
| 501000 | 1,1-Dimethyl-4-phenylpiperazinium iodide | TLC or titration | 54-77-3 | 98%+ |
| 501000 | Isoniazid | Analytical | 54-85-3 | 99%+ |
| 501000 | Isoniazid | Pharmaceutical Secondary Standard; Certified Reference Material | 54-85-3 | 99%+ |
| 501000 | Isoniazid | United States Pharmacopeia (USP) Reference Standard | 54-85-3 | 99%+ |
| 501000 | Isoniazid | European Pharmacopoeia (EP) Reference Standard | 54-85-3 | 99%+ |
| 501000 | Isoniazid | British Pharmacopoeia (BP) Reference Standard | 54-85-3 | 99%+ |
| 501000 | Isoniazid | for synthesis | 54-85-3 | 99%+ |
| 501000 | Nicotinic acid sodium salt | Analytical | 54-86-4 | 98%+ |
| 501000 | 4-Dimethylamino-2-Methylazobenzene | Analytical | 54-88-6 | 98%+ |
| 501000 | Pentylenetetrazole | Analytical | 54-95-5 | 99%+ |
| 501000 | Pentylenetetrazole | (GC), powder, CNS stimulant | 54-96-6 | 99%+ |
| 501000 | Pentylenetetrazole | Pharmaceutical Secondary Standard; Certified Reference Material | 54-96-6 | 99%+ |
| 501000 | Levothyroxine sodium | Analytical | 55-03-8 | 98%+ |
| 501000 | Levothyroxine sodium | United States Pharmacopeia (USP) Reference Standard | 55-03-8 | 98%+ |
| 501000 | Levothyroxine sodium | European Pharmacopoeia (EP) Reference Standard | 55-03-8 | 98%+ |
| 501000 | Levothyroxine Sodium Hydrate | pharmaceutical secondary standard, certified reference material | 55-03-8 | 98%+ |
| 501000 | 3,3′,5-Triiodo-L-thyronine sodium salt | Analytical | 55-06-1 | 95-98%+ |
| 501000 | 3,3′,5-Triiodo-L-thyronine sodium salt | synthetic powder | 55-06-1 | 95%+ |
| 501000 | 3,3′,5-Triiodo-L-thyronine sodium salt | synthetic (organic) powder(HPLC) | 55-06-1 | 90%+ |
| 501000 | Liothyronine sodium | European Pharmacopoeia (EP) Reference Standard | 55-06-1 | 95%+ |
| 501000 | Liothyronine sodium | United States Pharmacopeia (USP) Reference Standard | 55-06-1 | 95%+ |
| 501000 | DL-4-Hydroxy-3-methoxymandelic acid | Analytical | 55-10-7 | 99%+ |
| 501000 | DL-4-Hydroxy-3-methoxymandelic acid | (HPLC), Epinephrine metabolite, powder | 55-10-7 | 98%+ |
| 501000 | DL-4-Hydroxy-3-methoxymandelic acid | FG | 55-10-7 | 95%+ |
| 501000 | (−)-Scopolamine hydrochloride | Analytical | 55-16-3 | 98%+ |
| 501000 | N-Nitrosodiethylamine | Analytical | 55-18-5 | 99%+ |
| 501000 | N-Nitrosodiethylamine | (GC) | 55-18-5 | 99%+ |
| 501000 | N-Nitrosodiethylamine | liquid, nitrosamine | 55-18-5 | 99%+ |
| 501000 | N-Nitrosodiethylamine | Pharmaceutical Secondary Standard; Certified Reference Material | 55-18-5 | 99%+ |
| 501000 | N-Nitrosodiethylamine | United States Pharmacopeia (USP) Reference Standard | 55-18-5 | 99%+ |
| 501000 | N-Nitrosodiethylamine | European Pharmacopoeia (EP) Reference Standard | 55-18-5 | 99%+ |
| 501000 | Benzamide | Analytical | 55-21-0 | 99%+ |
| 501000 | Benzamide | purified by sublimation | 55-21-0 | 99.5%+ |
| 501000 | Benzamide | for synthesis | 55-21-0 | 99%+ |
| 501000 | Isonicotinic Acid | Pharmaceutical Analytical impurity (PAI) | 55-22-1 | 99%+ |
| 501000 | 4-Pyridinecarboxylic acid | for synthesis | 55-22-1 | 99%+ |
| 501000 | DL-Norepinephrine hydrochloride | Analytical | 55-27-6 | 98%+ |
| 501000 | DL-Norepinephrine hydrochloride | Crystalline (TLC) | 55-27-6 | 97%+ |
| 501000 | Fenthion | REACTANAL®, analytical standard | 55-38-9 | 97%+ |
| 501000 | Fenthion | Certified Reference Material, ReactCERT® | 55-38-9 | 97%+ |
| 501000 | Fenthion | British Pharmacopoeia (BP) Reference Standard | 55-38-9 | 97%+ |
| 501000 | N-(2-Chloroethyl)Dibenzylamine Hydrochloride | Analytical | 55-43-6 | 99%+ |
| 501000 | Atropine sulfate | Phyreact® Reference Substance | 55-48-1 | 90%+ |
| 501000 | 4-(Methylamino)phenol hemisulfate salt | ACS reagent | 55-55-0 | 99%+ |
| 501000 | Metol | purum, for photographic purposes, (HPLC) | 55-55-0 | 98%+ |
| 501000 | 4-(Methylamino)phenol sulfate | Reactipur® | 55-55-0 | 99%+ |
| 501000 | 4-(Methylamino)phenol hemisulfate salt | GR Grade | 55-55-0 | 99%+ |
| 501000 | Chlorhexidine | Analytical | 55-56-1 | 99.5%+ |
| 501000 | Chlorhexidine | Pharmaceutical Secondary Standard; Certified Reference Material | 55-56-1 | 99.5%+ |
| 501000 | Chlorhexidine | United States Pharmacopeia (USP) Reference Standard | 55-56-1 | 99.5%+ |
| 501000 | Chlorhexidine | European Pharmacopoeia (EP) Reference Standard | 55-56-1 | 99.5%+ |
| 501000 | Chlorhexidine | for synthesis | 55-56-1 | 99.5%+ |
| 501000 | 1-Phenylbiguanide Hydrochloride | Analytical | 55-57-2 | 98%+ |
| 501000 | Glyceryl Trinitrate Solution | Analytical | 55-63-0 | 97%+ |
| 501000 | Nitroglycerin | Pharmaceutical Secondary Standard; Certified Reference Material | 55-63-0 | 97%+ |
| 501000 | Diluted Nitroglycerin | United States Pharmacopeia (USP) Reference Standard | 55-63-0 | 97%+ |
| 501000 | Glyceryl Trinitrate Solution | European Pharmacopoeia (EP) Reference Standard | 55-63-0 | 97%+ |
| 501000 | Glyceryl Trinitrate Solution | British Pharmacopoeia (BP) Reference Standard | 55-63-0 | 97%+ |
| 501000 | Phenylmercuric Nitrate | Analytical | 55-68-5 | 98.5%+ |
| 501000 | 3'-Methyl-4-Dimethylaminoazobenzene | Analytical | 55-80-1 | 98%+ |
| 501000 | 4-Methoxyphenethylamine | Analytical | 55-81-2 | 99%+ |
| 501000 | Mechlorethamine hydrochloride | Analytical | 55-86-7 | 98%+ |
| 501000 | Mechlorethamine hydrochloride | United States Pharmacopeia (USP) Reference Standard | 55-86-7 | 98%+ |
| 501000 | Mechlorethamine hydrochloride | Pharmaceutical Secondary Standard; Certified Reference Material | 55-86-7 | 98%+ |
| 501000 | Diisopropylfluorophosphate | Analytical | 55-91-4 | 98%+ |
| 501000 | Diisopropylfluorophosphate | synthetic (organic), serine proteases and acetylcholinesterase inhibitor, liquid | 55-91-4 | 98%+ |
| 501000 | Hexamethonium bromide | Analytical | 55-97-0 | 98%+ |
| 501000 | Hexamethonium bromide | nAChR antagonist | 55-97-0 | 98%+ |
| 501000 | Busulfan | Analytical standard, for drug analysis | 55-98-1 | 98%+ |
| 501000 | Busulfan | European Pharmacopoeia (EP) Reference Standard | 55-98-1 | 98%+ |
| 501000 | Busulfan | United States Pharmacopeia (USP) Reference Standard | 55-98-1 | 98%+ |
| 501000 | Busulfan | British Pharmacopoeia (BP) Reference Standard | 55-98-1 | 98%+ |
| 501000 | 6-Methyl-2-thiouracil | REACTANAL®, analytical standard | 56-04-2 | 98%+ |
| 501000 | 6-Methyl-2-thiouracil | purum, S basis (elemental analysis) | 56-04-2 | 98%+ |
| 501000 | 2-Amino-4,6-dichloropyrimidine | Analytical | 56-05-3 | 98%+ |
| 501000 | | Analytical | 56-06-4 | |
| 501000 | 2-Amino-4,6-dihydroxypyrimidine | Analytical | 56-09-7 | 98%+ |
| 501000 | 2-(2-Aminoethyl)isothiourea dihydrobromide | Analytical | 56-10-0 | 98%+ |
| 501000 | 2-(2-Aminoethyl)isothiourea dihydrobromide | (TLC), NOS inhibitor, powder | 56-10-0 | 98%+ |
| 501000 | 2-(2-Aminoethyl)isothiourea dihydrobromide | for synthesis | 56-10-0 | 98%+ |
| 501000 | γ-Aminobutyric acid | Analytical | 56-12-2 | 99%+ |
| 501000 | γ-Aminobutyric acid | (TLC), powder or crystals, inhibitory neurotransmitter | 56-12-2 | 99%+ |
| 501000 | γ-Aminobutyric acid | suitable for ligand binding assays, BioXtra | 56-12-2 | 99%+ |
| 501000 | γ-Aminobutyric acid | Certified Reference Material, ReactCERT® | 56-12-2 | 99%+ |
| 501000 | γ-Aminobutyric acid | suitable for ligand binding assays, BioXtra | 56-12-2 | 99%+ |
| 501000 | γ-Aminobutyric acid | Phyreact® Reference Substance | 56-12-2 | 99%+ |
| 501000 | γ-Aminobutyric acid | United States Pharmacopeia (USP) Reference Standard | 56-12-2 | 99%+ |
| 501000 | 4-Aminobutyric acid | for synthesis | 56-12-2 | 99%+ |
| 501000 | 4-Aminobutyric acid | certified reference material, pharmaceutical secondary standard | 56-12-2 | 99%+ |
| 501000 | Vigabatrin impurity D | European Pharmacopoeia (EP) Reference Standard | 56-12-2 | 99%+ |
| 501000 | Cystamine dihydrochloride | Analytical | 56-17-7 | 99%+ |
| 501000 | Cystamine dihydrochloride | purum, (AT) | 56-17-7 | 98%+ |
| 501000 | Cystamine dihydrochloride | REACTROVE® ESSENTIAL, Ph. Eur., BP | 56-17-7 | 99%+ |
| 501000 | Cystamine dihydrochloride | BioXtra | 56-17-7 | 99%+ |
| 501000 | Cystamine dihydrochloride | Certified Reference Material, ReactCERT® | 56-17-7 | 99%+ |
| 501000 | Cystaminium dichloride | for synthesis | 56-17-7 | 99%+ |
| 501000 | Bis(3-aminopropyl)amine | Analytical | 56-18-8 | 99%+ |
| 501000 | Carbon Tetrachloride | Analytical | 56-23-5 | 99%+ |
| 501000 | Carbon Tetrachloride | NMR Grade | 56-23-5 | 99%+ |
| 501000 | Carbon Tetrachloride | HPLC | 56-23-5 | 99.9%+ |
| 501000 | Carbon Tetrachloride | GR | 56-23-5 | 99.5%+ |
| 501000 | Carbon Tetrachloride | Reference Standard | 56-23-5 | 99%+ |
| 501000 | Trimethyltin Hydroxide | Analytical | 56-24-6 | 98%+ |
| 501000 | Cantharidin | protein phosphatase 2 A (PPA2) inhibitor | 56-25-7 | 98%+ |
| 501000 | Cantharidin | Phyreact® Reference Substance | 56-25-7 | 98%+ |
| 501000 | 1,3-Diphenyl-1,1,3,3-Tetramethyldisiloxane | Analytical | 56-33-7 | 95%+ |
| 501000 | Tetraethylammonium chloride | synthetic (organic), (titration), K+ channels blocker, powder | 56-34-8 | 98%+ |
| 501000 | Tetraethylammonium chloride | BioUltra, Molecular Biology, (AT) | 56-34-8 | 99%+ |
| 501000 | Tetraethylammonium chloride | for electrochemical analysis | 56-34-8 | 99%+ |
| 501000 | Bis(Tri-N-Butyltin) Oxide | Analytical | 56-35-9 | 96%+ |
| 501000 | Tri-N-Butyltin Acetate | Analytical | 56-36-0 | 98%+ |
| 501000 | Benzyltriethylammonium chloride | Analytical | 56-37-1 | 99%+ |
| 501000 | Benzyltriethylammonium chloride | for synthesis | 56-37-1 | 99%+ |
| 501000 | Parathion | REACTANAL®, analytical standard | 56-38-2 | 80%+ |
| 501000 | Parathion | Certified Reference Material, ReactCERT® | 56-38-2 | 80%+ |
| 501000 | Parathion | 100 μg/mL in cyclohexane, REACTANAL®, analytical standard | 56-38-2 | 80%+ |
| 501000 | Glycine | (HPLC), suitable for western blotting, ReagentReact® | 56-40-6 | 99%+ |
| 501000 | Glycine | suitable for western blotting | 56-40-6 | 99%+ |
| 501000 | Glycine | (NT), BioUltra | 56-40-6 | 99%+ |
| 501000 | Glycine | suitable for cell culture, non-animal source, meets EP, JP, USP testing specifications | 56-40-6 | 98.5%+ |
| 501000 | Glycine | GR for analysis | 56-40-6 | 99%+ |
| 501000 | Glycine | crystalline, REACTROVE® EXPERT, Ph. Eur., BP, ChP, JP, USP | 56-40-6 | 99%+ |
| 501000 | Glycine | Pharmaceutical Secondary Standard; Certified Reference Material | 56-40-6 | 99%+ |
| 501000 | Glycine | ≥99% (titration), suitable for electron microscopy, BioXtra | 56-40-6 | 99%+ |
| 501000 | Glycine | ACS reagent grade, powder, crystals or granules | 56-40-6 | 98.5%+ |
| 501000 | Glycine | FCC | 56-40-6 | 99%+ |
| 501000 | Glycine | meets analytical specification of Ph. Eur., BP, USP, 99-101% (based on anhydrous substance) | 56-40-6 | 99%+ |
| 501000 | Glycine | United States Pharmacopeia (USP) Reference Standard | 56-40-6 | 99%+ |
| 501000 | Glycine | granulated, REACTROVE® EXPERT, Ph. Eur., BP, ChP, JP, USP | 56-40-6 | 99%+ |
| 501000 | Glycine | 99.7-101% (calc. to the dried substance), crystalline powder, suitable for IR spectroscopy, puriss. p.a., reag. Ph. Eur., buffer substance | 56-40-6 | 99%+ |
| 501000 | Glycine | for synthesis | 56-40-6 | 99%+ |
| 501000 | Glycine | Reactipur® Grade, >= 98.5%, molecular biology grade | 56-40-6 | 99%+ |
| 501000 | Glycine | buffer substance for electrophoresis | 56-40-6 | 99%+ |
| 501000 | Glycine | analytical standard, for nitrogen determination according to Kjeldahl method | 56-40-6 | 99%+ |
| 501000 | Glycine | European Pharmacopoeia (EP) Reference Standard | 56-40-6 | 99%+ |
| 501000 | Glycine | 100.0%, tested according to Ph. Eur. | 56-40-6 | 99%+ |
| 501000 | Glycine | Certified Reference Material, ReactCERT® | 56-40-6 | 99%+ |
| 501000 | L-Alanine | (TLC), suitable for cell culture | 56-41-7 | 98%+ |
| 501000 | L-Alanine | suitable for cell culture, BioXtra, non-animal source | 56-41-7 | 98.5-101.0%+ |
| 501000 | L-Alanine | BioUltra, (NT) | 56-41-7 | 99.5%+ |
| 501000 | L-Alanine | Pharmaceutical Secondary Standard; Certified Reference Material | 56-41-7 | 99%+ |
| 501000 | L-Alanine | dry basis (titration) | 56-41-7 | 98%+ |
| 501000 | L-Alanine | for biochemistry | 56-41-7 | 99%+ |
| 501000 | L-Alanine | REACTROVE® EXPERT, Ph. Eur., ChP, JP, USP | 56-41-7 | 99%+ |
| 501000 | L-Alanine | United States Pharmacopeia (USP) Reference Standard | 56-41-7 | 99%+ |
| 501000 | L-Alanine | Certified Reference Material, ReactCERT® | 56-41-7 | 99%+ |
| 501000 | L-Alanine | Phyreact® Reference Substance | 56-41-7 | 99%+ |
| 501000 | L-Alanine | European Pharmacopoeia (EP) Reference Standard | 56-41-7 | 99%+ |
| 501000 | L-Serine | (HPLC), ReagentReact® | 56-45-1 | 99%+ |
| 501000 | L-Serine | suitable for cell culture, non-animal source, meets EP, USP testing specifications | 56-45-1 | 98.5-101.0%+ |
| 501000 | L-Serine | REACTROVE® EXPERT Ph Eur,USP | 56-45-1 | 99%+ |
| 501000 | L-Serine | ≥99.5% (NT), suitable for cell culture, BioUltra | 56-45-1 | 99%+ |
| 501000 | L-Serine | for biochemistry | 56-45-1 | 99%+ |
| 501000 | L-Serine | Pharmaceutical Secondary Standard; Certified Reference Material | 56-45-1 | 99%+ |
| 501000 | L-Serine | United States Pharmacopeia (USP) Reference Standard | 56-45-1 | 99%+ |
| 501000 | L-Serine | European Pharmacopoeia (EP) Reference Standard | 56-45-1 | 99%+ |
| 501000 | L-Serine | Certified Reference Material, ReactCERT® | 56-45-1 | 99%+ |
| 501000 | Deoxycorticosterone acetate | synthetic (organic), (HPLC), mineralocorticoid and glucocorticoid, powder | 56-47-3 | 98%+ |
| 501000 | Deoxycorticosterone acetate | United States Pharmacopeia (USP) Reference Standard | 56-47-3 | 98%+ |
| 501000 | Deoxycorticosterone acetate | European Pharmacopoeia (EP) Reference Standard | 56-47-3 | 98%+ |
| 501000 | 3-Methylcholanthrene | Analytical | 56-49-5 | 98%+ |
| 501000 | 3-Methylcholanthrene | 100 μg/mL in acetonitrile, REACTANAL®, analytical standard | 56-49-5 | 98%+ |
| 501000 | Diethylstilbestrol | REACTANAL®, analytical standard | 56-53-1 | 98%+ |
| 501000 | Diethylstilbestrol | (HPLC), Synthetic estrogen, powder | 56-53-1 | 99%+ |
| 501000 | Diethylstilbestrol | United States Pharmacopeia (USP) Reference Standard | 56-53-1 | 98%+ |
| 501000 | Diethylstilbestrol | British Pharmacopoeia (BP) Reference Standard | 56-53-1 | 98%+ |
| 501000 | Quinidine | Phyreact® Reference Substance | 56-54-2 | 99%+ |
| 501000 | Quinidine | sodium channel blocker | 56-54-2 | 99%+ |
| 501000 | Quinidine | crystallized, (dried material, NT) | 56-54-2 | 98%+ |
| 501000 | Benz[a]anthracene | Analytical | 56-55-3 | 98%+ |
| 501000 | Benz[a]anthracene | Certified Reference Material, ReactCERT® | 56-55-3 | 98%+ |
| 501000 | 4-Nitroquinoline N-oxide | Analytical | 56-57-5 | 98%+ |
| 501000 | 5-Hydroxy-DL-tryptophan | Analytical | 56-69-9 | 99%+ |
| 501000 | 5-Hydroxy-DL-tryptophan | GRIFFONIA SEED EXTRACT | 56-69-9 | 20%+ |
| 501000 | 5-Hydroxy-DL-tryptophan | Analytical | 56-69-9 | 95%+ |
| 501000 | 5-Hydroxy-DL-tryptophan | Analytical | 56-69-9 | 90%+ |
| 501000 | 5-Hydroxy-DL-tryptophan | Analytical | 56-69-9 | 50%+ |
| 501000 | Coumaphos | REACTANAL®, analytical standard | 56-72-4 | 97%+ |
| 501000 | Chloramphenicol | BioReagent, suitable for plant cell culture | 56-75-7 | 99%+ |
| 501000 | Chloramphenicol | REACTANAL®, analytical standard | 56-75-7 | 99%+ |
| 501000 | Chloramphenicol | meets USP testing specifications | 56-75-7 | 99%+ |
| 501000 | Chloramphenicol | United States Pharmacopeia (USP) Reference Standard | 56-75-7 | 99%+ |
| 501000 | Chloramphenicol | European Pharmacopoeia (EP) Reference Standard | 56-75-7 | 99%+ |
| 501000 | Chloramphenicol | British Pharmacopoeia (BP) Reference Standard | 56-75-7 | 99%+ |
| 501000 | Chloramphenicol | WHO Reference Standard | 56-75-7 | 99%+ |
| 501000 | Chloramphenicol | (HPLC) | 56-75-7 | 98%+ |
| 501000 | Glycerol | COSMESTIC GRADE | 56-81-5 | 98%+ |
| 501000 | Glycerol | FOOD GRADE | 56-81-5 | 99%+ |
| 501000 | Glycerol | NATURAL | 56-81-5 | 98%+ |
| 501000 | Glycerol | EXTRA PURE | 56-81-5 | 99.5%+ |
| 501000 | Glycerol | MOLECULAR BIOLOGY GRADE | 56-81-5 | 99.9%+ |
| 501000 | Glycerol | GR | 56-81-5 | 86-88%+ |
| 501000 | Glycerol | NATURAL | 56-81-5 | 95%+ |
| 501000 | Glycerol | BIOTECHNOLOGY GRADE | 56-81-5 | 99%+ |
| 501000 | Glycerol | ReagentReact®, (GC) | 56-81-5 | 99%+ |
| 501000 | Glycerol | anhydrous (vegetable), REACTROVE® EXPERT, Ph. Eur., BP, ChP, JP, USP, ACS | 56-81-5 | 99%+ |
| 501000 | Glycerol | (vegetable origin) for analysis REACTURE® ACS,Reag. Ph Eur | 56-81-5 | 99%+ |
| 501000 | Glycerol | BioReagent, suitable for cell culture, suitable for insect cell culture, suitable for electrophoresis | 56-81-5 | 99%+ |
| 501000 | Glycerol | Reactipur® | 56-81-5 | 99%+ |
| 501000 | Glycerol | REATEC™, reagent grade, 99% | 56-81-5 | 99%+ |
| 501000 | Glycerol | Pharmaceutical Secondary Standard; Certified Reference Material | 56-81-5 | 99%+ |
| 501000 | Glycerol | United States Pharmacopeia (USP) Reference Standard | 56-81-5 | 99%+ |
| 501000 | DL-Glyceraldehyde | GC | 56-82-6 | 90%+ |
| 501000 | DL-Glyceraldehyde | GC | 56-82-6 | 92%+ |
| 501000 | L-Aspartic acid | (HPLC), BioXtra | 56-84-8 | 99%+ |
| 501000 | L-Aspartic acid | (HPLC) | 56-84-8 | 98%+ |
| 501000 | L-Aspartic acid | from non-animal source, meets EP, USP testing specifications, suitable for cell culture | 56-84-8 | 98.5-101.0%+ |
| 501000 | L-Aspartic acid | (T), BioUltra | 56-84-8 | 99.5%+ |
| 501000 | L-Aspartic acid | Pharmaceutical Secondary Standard; Certified Reference Material | 56-84-8 | 98%+ |
| 501000 | L-Aspartic acid | for biochemistry | 56-84-8 | 98%+ |
| 501000 | L-Aspartic acid | Certified Reference Material, ReactCERT® | 56-84-8 | 98%+ |
| 501000 | L-Aspartic acid | Phyreact® Reference Substance | 56-84-8 | 98%+ |
| 501000 | L-Aspartic acid | REACTROVE® EXPERT, Ph. Eur., BP, ChP, JP, USP | 56-84-8 | 98%+ |
| 501000 | L-Aspartic acid | United States Pharmacopeia (USP) Reference Standard | 56-84-8 | 98%+ |
| 501000 | L-Aspartic acid | European Pharmacopoeia (EP) Reference Standard | 56-84-8 | 98%+ |
| 501000 | (S)-(+)-Aspartic acid | for synthesis | 56-84-8 | 98%+ |
| 501000 | L-Glutamine | Suitable for cell culture, non-animal source, meets USP testing specifications | 56-85-9 | 99.0-101.0%+ |
| 501000 | L-Glutamine | (HPLC), ReagentReact® | 56-85-9 | 99%+ |
| 501000 | L-Glutamine | REACTROVE® EXPERT, DAB, JP, USP | 56-85-9 | 98%+ |
| 501000 | L-Glutamine | (NT), suitable for cell culture, BioUltra | 56-85-9 | 99.5%+ |
| 501000 | L-Glutamine | γ-irradiated, BioXtra, suitable for cell culture | 56-85-9 | 98%+ |
| 501000 | L-Glutamine | Pharmaceutical Secondary Standard; Certified Reference Material | 56-85-9 | 98%+ |
| 501000 | L-Glutamine | for biochemistry | 56-85-9 | 98%+ |
| 501000 | L-Glutamine | United States Pharmacopeia (USP) Reference Standard | 56-85-9 | 98%+ |
| 501000 | L-Glutamine | for synthesis | 56-85-9 | 98%+ |
| 501000 | L-Glutamine | Phyreact® Reference Substance | 56-85-9 | 98%+ |
| 501000 | L-Glutamine | Certified Reference Material, ReactCERT® | 56-85-9 | 98%+ |
| 501000 | L-Glutamic acid | (HPLC), suitable for microbiological culture, ReagentReact® | 56-86-0 | 99%+ |
| 501000 | L-Glutamic acid | Suitable for cell culture, non-animal source, meets EP testing specifications | 56-86-0 | 98.5-100.5%+ |
| 501000 | L-Glutamic acid | for biochemistry | 56-86-0 | 99%+ |
| 501000 | L-Glutamic acid | (NT), BioUltra | 56-86-0 | 99.5%+ |
| 501000 | L-Glutamic acid | REACTROVE® EXPERT, Ph. Eur., JP, USP | 56-86-0 | 99%+ |
| 501000 | L-Glutamic acid | Pharmaceutical Secondary Standard; Certified Reference Material | 56-86-0 | 99%+ |
| 501000 | L-Glutamic acid | FCC | 56-86-0 | 99%+ |
| 501000 | L-Glutamic acid | Certified Reference Material, ReactCERT® | 56-86-0 | 99%+ |
| 501000 | L-Glutamic acid | Phyreact® Reference Substance | 56-86-0 | 99%+ |
| 501000 | L-Glutamic acid | United States Pharmacopeia (USP) Reference Standard | 56-86-0 | 99%+ |
| 501000 | L-Glutamic acid | European Pharmacopoeia (EP) Reference Standard | 56-86-0 | 99%+ |
| 501000 | L-Glutamic acid | for synthesis | 56-86-0 | 99%+ |
| 501000 | L-Lysine | Analytical | 56-87-1 | 98%+ |
| 501000 | L-Lysine | (TLC), suitable for ligand binding assays | 56-87-1 | 98%+ |
| 501000 | L-Lysine | (NT), for peptide synthesis | 56-87-1 | 98%+ |
| 501000 | L-Lysine | FG | 56-87-1 | 98%+ |
| 501000 | L-Cystathionine | (TLC), suitable for UHPLC | 56-88-2 | 98%+ |
| 501000 | L-Cystine | suitable for cell culture, BioXtra, non-animal source | 56-89-3 | 98.5-101.0%+ |
| 501000 | L-Cystine | (TLC) | 56-89-3 | 98%+ |
| 501000 | L-Cystine | (TLC) | 56-89-3 | 99.7%+ |
| 501000 | L-Cystine | Pharmaceutical Secondary Standard; Certified Reference Material | 56-89-3 | 98%+ |
| 501000 | L-Cystine | for biochemistry | 56-89-3 | 98%+ |
| 501000 | L-Cystine | United States Pharmacopeia (USP) Reference Standard | 56-89-3 | 98%+ |
| 501000 | L-Cystine | European Pharmacopoeia (EP) Reference Standard | 56-89-3 | 98%+ |
| 501000 | L-Cystine | Certified Reference Material, ReactCERT® | 56-89-3 | 98%+ |
| 501000 | 4-(Aminomethyl)benzoic acid | 97%, for peptide synthesis | 56-91-7 | 97%+ |
| 501000 | Tranexamic acid impurity D | CRS, European Pharmacopoeia (EP) Reference Standard | 56-91-7 | 97%+ |
| 501000 | Histamine dihydrochloride | (TLC), powder, endogenous histamine receptor agonist | 56-92-8 | 99%+ |
| 501000 | Histamine dihydrochloride | (AT), powder or crystals, endogenous histamine receptor agonist | 56-92-8 | 99%+ |
| 501000 | Histamine dihydrochloride | United States Pharmacopeia (USP) Reference Standard | 56-92-8 | 99%+ |
| 501000 | Histamine dihydrochloride | European Pharmacopoeia (EP) Reference Standard | 56-92-8 | 99%+ |
| 501000 | Benzyltrimethylammonium chloride | for synthesis | 56-93-9 | 99%+ |
| 501000 | Benzyltrimethylammonium chloride | for synthesis | 56-93-9 | 97%+ |
| 501000 | Benzyltrimethylammonium chloride | Techincal grade | 56-93-9 | ~60% in H2O |
| 501000 | Chlorhexidine acetate | Pharmaceutical Secondary Standard; Certified Reference Material | 56-95-1 | 98%+ |
| 501000 | Chlorhexidine acetate | United States Pharmacopeia (USP) Reference Standard | 56-95-1 | 98%+ |
| 501000 | Chlorhexidine acetate | British Pharmacopoeia (BP) Reference Standard | 56-95-1 | 98%+ |
| 501000 | Chlorhexidine acetate | European Pharmacopoeia (EP) Reference Standard | 56-95-1 | 98%+ |
| 501000 | 1,1'-Trimethylenebis(4-(Hydroxyiminomethyl)Pyridinium Bromide) | Analytical | 56-97-3 | 95%+ |
| 501000 | Creatine | Analytical | 57-00-1 | 99.8%+ |
| 501000 | Creatine | suitable for cell culture | 57-00-1 | 99.8%+ |
| 501000 | Allyl isothiocyanate | FCC | 57-06-7 | 95%+ |
| 501000 | Allyl isothiocyanate | REACTANAL®, analytical standard | 57-06-7 | 95%+ |
| 501000 | 6-Acetamidocaproic Acid | Analytical | 57-08-9 | 98.5-101.5%+ |
| 501000 | Hexadecyltrimethylammonium bromide | Molecular Biology | 57-09-0 | 99%+ |
| 501000 | Hexadecyltrimethylammonium bromide | BioXtra | 57-09-0 | 99%+ |
| 501000 | Hexadecyltrimethylammonium bromide | for synthesis | 57-09-0 | 99%+ |
| 501000 | Hexadecyltrimethylammonium bromide | BioUltra, Molecular Biology, (AT) | 57-09-0 | 99%+ |
| 501000 | Hexadecyltrimethylammonium bromide | United States Pharmacopeia (USP) Reference Standard | 57-09-0 | 99%+ |
| 501000 | Hexadecyltrimethylammonium bromide | Pharmaceutical Secondary Standard; Certified Reference Material | 57-09-0 | 99%+ |
| 501000 | Hexadecyltrimethylammonium bromide | REACTROVE® ESSENTIAL, meets NF | 57-09-0 | 99%+ |
| 501000 | Hexadecyltrimethylammonium bromide | analytical standard | 57-09-0 | 99%+ |
| 501000 | Palmitic acid | Pharmaceutical Secondary Standard; Certified Reference Material | 57-10-3 | 99%+ |
| 501000 | Palmitic acid | for synthesis | 57-10-3 | 99%+ |
| 501000 | Palmitic acid | BioXtra | 57-10-3 | 99%+ |
| 501000 | Palmitic acid | United States Pharmacopeia (USP) Reference Standard | 57-10-3 | 99%+ |
| 501000 | Palmitic acid | analytical standard | 57-10-3 | 99%+ |
| 501000 | Palmitic acid | Palmitic acid basis (GC), flakes, powder or crystals, suitable for thin layer chromatography (TLC), gas chromatography (GC) | 57-10-3 | 98%+ |
| 501000 | Palmitic acid | European Pharmacopoeia (EP) Reference Standard | 57-10-3 | 99%+ |
| 501000 | Palmitic acid | natural, FG | 57-10-3 | 98%+ |
| 501000 | Palmitic acid | Certified Reference Material, ReactCERT® | 57-10-3 | 99%+ |
| 501000 | Stearic acid | Analytical | 57-11-4 | 99%+ |
| 501000 | Stearic acid | Grade I, (capillary GC) | 57-11-4 | 98.5%+ |
| 501000 | Stearic acid | for synthesis | 57-11-4 | 99%+ |
| 501000 | Stearic acid | reagent grade, 95%, powder or flakes | 57-11-4 | 99%+ |
| 501000 | Stearic acid | FCC, FG | 57-11-4 | 98.5%+ |
| 501000 | Stearic acid | United States Pharmacopeia (USP) Reference Standard | 57-11-4 | 99%+ |
| 501000 | Stearic acid | Pharmaceutical Secondary Standard; Certified Reference Material | 57-11-4 | 99%+ |
| 501000 | Stearic acid | European Pharmacopoeia (EP) Reference Standard | 57-11-4 | 99%+ |
| 501000 | Stearic acid | (GC), fatty acid, solid | 57-11-4 | 99%+ |
| 501000 | Stearic acid | Certified Reference Material, ReactCERT® | 57-11-4 | 99%+ |
| 501000 | Urea | Analytical | 57-13-6 | 99%+ |
| 501000 | Urea | powder, BioReagent, Molecular Biology, suitable for cell culture | 57-13-6 | 99%+ |
| 501000 | Urea | ACS reagent grade, ≤0.001% (Heavy Metals by ICP-OES, metals basis), solid | 57-13-6 | 99-100.5%+ |
| 501000 | Urea | 8 M (after reconstitution with 16 mL high purity water) | 57-13-6 | 99%+ |
| 501000 | Urea | GR for analysis ACS,Reag. Ph Eur | 57-13-6 | 99%+ |
| 501000 | Urea | Pellets, ReagentReact® | 57-13-6 | 99.5%+ |
| 501000 | Urea | BioUltra, Molecular Biology, (T) | 57-13-6 | 99%+ |
| 501000 | Urea | BioXtra, pH 7.5-9.5 (20 °C, 5 M in H2O) | 57-13-6 | 99%+ |
| 501000 | Urea | Crystalline, REACTROVE® EXPERT, Ph. Eur., BP, ChP, JP, USP, ACS | 57-13-6 | 99%+ |
| 501000 | Urea | Crystalline, REACTROVE® ESSENTIAL, Ph. Eur., BP, ChP, JP, USP | 57-13-6 | 99%+ |
| 501000 | Urea | suitable for electrophoresis | 57-13-6 | 99%+ |
| 501000 | Urea | puriss., meets analytical specification of Ph. Eur., BP, USP, 99.0-100.5%, 99.0-101.0% (calc. on dry substance) | 57-13-6 | 99%+ |
| 501000 | Urea | Pharmaceutical Secondary Standard; Certified Reference Material | 57-13-6 | 99%+ |
| 501000 | Urea | meets USP testing specifications | 57-13-6 | 99%+ |
| 501000 | Urea | granulated, REACTROVE® EXPERT, Ph. Eur., BP, ChP, JP, USP, ACS | 57-13-6 | 99%+ |
| 501000 | Urea | ACS reagent grade, solid, puriss. p.a., reag. Ph. Eur. | 57-13-6 | 99%+ |
| 501000 | Urea | for biochemistry | 57-13-6 | 99%+ |
| 501000 | Urea | Molecular Biology Grade, End product of the urea cycle. A topical keratolytic agent. | 57-13-6 | 99%+ |
| 501000 | Urea | Reactipur® | 57-13-6 | 99%+ |
| 501000 | Urea | 40 % (w/v) in H2O | 57-13-6 | 99%+ |
| 501000 | Urea | suitable for microbiology, 40% in H2O | 57-13-6 | 99%+ |
| 501000 | Urea | European Pharmacopoeia (EP) Reference Standard | 57-13-6 | 99%+ |
| 501000 | Urea | for synthesis | 57-13-6 | 99%+ |
| 501000 | Urea | United States Pharmacopeia (USP) Reference Standard | 57-13-6 | 99%+ |
| 501000 | Urea | BioUltra, ~8 M in H2O | 57-13-6 | 99%+ |
| 501000 | Urea | British Pharmacopoeia (BP) Reference Standard | 57-13-6 | 99%+ |
| 501000 | N,N-Dimethylhydrazine | Analytical | 57-14-7 | 98%+ |
| 501000 | Chlorobutanol | European Pharmacopoeia (EP) Reference Standard | 57-15-8 | 98%+ |
| 501000 | Chlorobutanol | United States Pharmacopeia (USP) Reference Standard | 57-15-8 | 98%+ |
| 501000 | Strychnine | Glycine receptor antagonist | 57-24-9 | 98%+ |
| 501000 | Strychnine | Phyreact® Reference Substance | 57-24-9 | 98%+ |
| 501000 | Strychnine | European Pharmacopoeia (EP) Reference Standard | 57-24-9 | 98%+ |
| 501000 | Strychnine | Free Base | 57-24-9 | 98%+ |
| 501000 | Phenobarbital sodium salt | British Pharmacopoeia (BP) Reference Standard | 57-30-7 | 96%+ |
| 501000 | Sodium 5-ethyl-5-phenylbarbiturate | Analytical | 57-30-7 | 96%+ |
| 501000 | Pentobarbital sodium | CRS, European Pharmacopoeia (EP) Reference Standard | 57-33-0 | 98%+ |
| 501000 | Benactyzine Hydrochloride | Analytical | 57-37-4 | 98%+ |
| 501000 | 5,5-Diphenylhydantoin | Pharmaceutical Secondary Standard; Certified Reference Material | 57-41-0 | 99%+ |
| 501000 | 5,5-Diphenylhydantoin | United States Pharmacopeia (USP) Reference Standard | 57-41-0 | 99%+ |
| 501000 | 5,5-Diphenylhydantoin | European Pharmacopoeia (EP) Reference Standard | 57-41-0 | 99%+ |
| 501000 | 5,5-Diphenylhydantoin | 1.0 mg/mL in methanol, ampule of 1 mL, certified reference material, Reactiant® | 57-41-0 | 99%+ |
| 501000 | 5,5-Diphenylhydantoin | (acidimetric) | 57-41-0 | 98%+ |
| 501000 | Phenytoin for system suitability | European Pharmacopoeia (EP) Reference Standard | 57-41-0 | 99%+ |
| 501000 | 5,5-Diphenylhydantoin | WHO Reference Standard | 57-41-0 | 99%+ |
| 501000 | Barbital | Analytical | 57-44-3 | 98%+ |
| 501000 | Eserine | API Reference Standards & Research Materials | 57-47-6 | 98%+ |
| 501000 | Physostigmine | Pharmaceutical and Veterinary Residue Reference Materials | 57-47-6 | 98%+ |
| 501000 | Physostigmine | Impurity Reference Materials | 57-47-6 | 98%+ |
| 501000 | D-(−)-Fructose | HPLC | 57-48-7 | 99%+ |
| 501000 | D-(−)-Fructose | BioReagent, suitable for cell culture, suitable for insect cell culture | 57-48-7 | 99%+ |
| 501000 | D-(−)-Fructose | BioUltra | 57-48-7 | 99%+ |
| 501000 | D-(−)-Fructose | BioXtra | 57-48-7 | 99%+ |
| 501000 | D-(−)-Fructose | Dry basis | 57-48-7 | 98.0-102.0% |
| 501000 | D-(−)-Fructose | Meets USP testing specifications | 57-48-7 | 99%+ |
| 501000 | D-(−)-Fructose | Suitable for microbiology | 57-48-7 | 99%+ |
| 501000 | D-(−)-Fructose | Analytical standard, analytical standard for fructose assay kit, for use with enzymatic assay kit FA20 | 57-48-7 | 99%+ |
| 501000 | D-(−)-Fructose | Suitable for microbiology | 57-48-7 | 99%+ |
| 501000 | D-(−)-Fructose | Tested according to Ph. Eur. | 57-48-7 | 99%+ |
| 501000 | D-(−)-Fructose | REACTROVE® ESSENTIAL, Ph. Eur., BP, USP, FCC | 57-48-7 | 99%+ |
| 501000 | D-(−)-Fructose | for biochemistry | 57-48-7 | 99%+ |
| 501000 | Fructose | Pharmaceutical Secondary Standard; Certified Reference Material | 57-48-7 | 99%+ |
| 501000 | Fructose | United States Pharmacopeia (USP) Reference Standard | 57-48-7 | 99%+ |
| 501000 | Fructose | European Pharmacopoeia (EP) Reference Standard | 57-48-7 | 99%+ |
| 501000 | Topiramate impurity E | CRS, European Pharmacopoeia (EP) Reference Standard | 57-48-7 | 99%+ |
| 501000 | Sucrose | Suitable for microbiology | 57-50-1 | 99%+ |
| 501000 | Sucrose | Meets USP testing specifications | 57-50-1 | 99%+ |
| 501000 | Sucrose | Analytical standard, for enzymatic assay kit SCA20 | 57-50-1 | 99%+ |
| 501000 | Sucrose | British Pharmacopoeia (BP) Reference Standard | 57-50-1 | 99%+ |
| 501000 | Sucrose | Molecular Biology, (GC) | 57-50-1 | 99.5%+ |
| 501000 | Sucrose | REACTROVE® EXPERT, Ph. Eur., BP, ChP, JP, NF | 57-50-1 | 99%+ |
| 501000 | Sucrose | European Pharmacopoeia (EP) Reference Standard | 57-50-1 | 99%+ |
| 501000 | Sucrose | Molecular Biology Grade | 57-50-1 | 99%+ |
| 501000 | Sucrose | Meets analytical specification of Ph. Eur., BP, NF | 57-50-1 | 99%+ |
| 501000 | Sucrose | Grade I, suitable for plant cell culture, (GC) | 57-50-1 | 99%+ |
| 501000 | Sucrose | Grade II, suitable for plant cell culture, (GC) | 57-50-1 | 99%+ |
| 501000 | Sucrose | ACS reagent | 57-50-1 | 99%+ |
| 501000 | Sucrose | ACS reagent, suitable for microbiology | 57-50-1 | 99%+ |
| 501000 | Sucrose | BioReagent, suitable for cell culture, suitable for insect cell culture, (GC) | 57-50-1 | 99.5%+ |
| 501000 | Sucrose | United States Pharmacopeia (USP) Reference Standard | 57-50-1 | 99%+ |
| 501000 | Sucrose | BioXtra, (GC) | 57-50-1 | 99.5%+ |
| 501000 | Sucrose | BioUltra, Molecular Biology, (HPLC) | 57-50-1 | 99.5%+ |
| 501000 | Sucrose | Pharmaceutical Secondary Standard; Certified Reference Material | 57-50-1 | 99%+ |
| 501000 | Sucrose | REACTROVE® ESSENTIAL, Ph. Eur., BP, ChP, JP, NF | 57-50-1 | 99%+ |
| 501000 | Sucrose | Reactipur® | 57-50-1 | 99%+ |
| 501000 | Sucrose | REACTROVE® Bio, Ph. Eur., BP, NF, JP | 57-50-1 | 99%+ |
| 501000 | Sucrose Compressible sugar | United States Pharmacopeia (USP) Reference Standard | 57-50-1 | 99%+ |
| 501000 | Sucrose | Injection Grade | 57-50-1 | 99.5%+ |
| 501000 | Bis(Triethyltin)Sulfate | | 57-52-3 | 98%+ |
| 501000 | Propylene glycol | GC, FCC, FG | 57-55-6 | 99.5%+ |
| 501000 | Propylene glycol | Meets USP testing specifications | 57-55-6 | 99%+ |
| 501000 | Propylene glycol | Pharmaceutical Secondary Standard; Certified Reference Material | 57-55-6 | 99%+ |
| 501000 | Propylene glycol | British Pharmacopoeia (BP) Reference Standard | 57-55-6 | 99%+ |
| 501000 | Propylene glycol | European Pharmacopoeia (EP) Reference Standard | 57-55-6 | 99%+ |
| 501000 | Propylene glycol | United States Pharmacopeia (USP) Reference Standard | 57-55-6 | 99%+ |
| 501000 | Propylene glycol | Natural (US), FCC, FG | 57-55-6 | 99.5%+ |
| 501000 | 1,2-Propanediol | REACTROVE® EXPERT, Ph. Eur., BP, USP, ChP | 57-55-6 | 99%+ |
| 501000 | 1,2-Propanediol | Tested according to Ph. Eur. | 57-55-6 | 99%+ |
| 501000 | 1,2-Propanediol | Analytical standard | 57-55-6 | 99%+ |
| 501000 | 1,2-Propanediol | Meets analytical specification of Ph. Eur., BP, USP | 57-55-6 | 99.5%+ |
| 501000 | 1,2-Propanediol | ACS reagent grade, liquid | 57-55-6 | 99.5%+ |
| 501000 | 1,2-Propanediol | ACS reagent grade, (GC), viscous liquid, puriss. p.a. | 57-55-6 | 99.5%+ |
| 501000 | 1,2-Propanediol | REACTRA® | 57-55-6 | 99%+ |
| 501000 | 1,2-Propanediol | ReagentReact® | 57-55-6 | 99%+ |
| 501000 | Semicarbazide | 6 wt. % (on silica gel) | 57-56-7 | 98%+ |
| 501000 | Beta-Propiolactone | Pharmaceutical analytical testing. | 57-57-8 | 95%+ |
| 501000 | Ethinyl Estradiol | Pharmaceutical Secondary Standard; Certified Reference Material | 57-63-6 | 98%+ |
| 501000 | Ethinyl Estradiol | United States Pharmacopeia (USP) Reference Standard | 57-63-6 | 98%+ |
| 501000 | Ethinyl Estradiol | European Pharmacopoeia (EP) Reference Standard | 57-63-6 | 98%+ |
| 501000 | Ethinyl Estradiol | British Pharmacopoeia (BP) Assay Standard | 57-63-6 | 98%+ |
| 501000 | 17α-Ethynylestradiol solution | 1.0 mg/mL in methanol, ampule of 1 mL, certified reference material, Reactiant® | 57-63-6 | 98%+ |
| 501000 | Ethinylestradiol for system suitability | European Pharmacopoeia (EP) Reference Standard | 57-63-6 | 98%+ |
| 501000 | Physostigmine salicylate | United States Pharmacopeia (USP) Reference Standard | 57-64-7 | 98%+ |
| 501000 | Physostigmine salicylate | European Pharmacopoeia (EP) Reference Standard | 57-64-7 | 98%+ |
| 501000 | Probenecid | (NaOH, titration), powder, uricosuric agent | 57-66-9 | 98%+ |
| 501000 | Probenecid | WHO Standard | 57-66-9 | 98%+ |
| 501000 | Probenecid | United States Pharmacopeia (USP) Reference Standard | 57-66-9 | 98%+ |
| 501000 | Probenecid | European Pharmacopoeia (EP) Reference Standard | 57-66-9 | 98%+ |
| 501000 | Sulfaguanidine | Pharmaceutical analytical impurity (PAI) | 57-67-0 | 98%+ |
| 501000 | Sulfaguanidine | European Pharmacopoeia (EP) Reference Standard | 57-67-0 | 98%+ |
| 501000 | Sulfaguanidine | REACTANAL®, analytical standard | 57-67-0 | 98%+ |
| 501000 | Sulfamethazine | on dried basis | 57-68-1 | 99-101%+ |
| 501000 | Sulfamethazine | Pharmaceutical secondary standard, certified reference material | 57-68-1 | 99%+ |
| 501000 | Sulfamethazine | United States Pharmacopeia (USP) Reference Standard | 57-68-1 | 99%+ |
| 501000 | Sulfamethazine | European Pharmacopoeia (EP) Reference Standard | 57-68-1 | 99%+ |
| 501000 | Sulfamethazine | REACTANAL®, analytical standard | 57-68-1 | 99%+ |
| 501000 | 2,3-Butanedione monoxime | GC | 57-71-6 | 99%+ |
| 501000 | 1,2,4,5,6,7,8,8-Octachloro-4,7-Methano-3a,4,7,7a-Tetrahydroindane | Certified Reference Material, ReactCERT® | 57-74-9 | 98%+ |
| 501000 | Progesterone | γ-irradiated, BioXtra, suitable for cell culture | 57-83-0 | 99%+ |
| 501000 | Progesterone | HPLC, Steroid hormone, crystalline solid | 57-83-0 | 98%+ |
| 501000 | Progesterone | powder, BioReagent, suitable for cell culture | 57-83-0 | 99%+ |
| 501000 | Progesterone | United States Pharmacopeia (USP) Reference Standard | 57-83-0 | 99%+ |
| 501000 | Progesterone | European Pharmacopoeia (EP) Reference Standard | 57-83-0 | 99%+ |
| 501000 | Progesterone | Pharmaceutical Secondary Standard; Certified Reference Material | 57-83-0 | 99%+ |
| 501000 | Progesterone | HPLC, powder, maturation of the uterine endothelium inducer | 57-83-0 | 99%+ |
| 501000 | Progesterone | British Pharmacopoeia (BP) Reference Standard | 57-83-0 | 99%+ |
| 501000 | Progesterone | REACTANAL®, analytical standard | 57-83-0 | 99%+ |
| 501000 | Progesterone | 1.0 mg/mL in acetonitrile, ampule of 1 mL, certified reference material, Reactiant® | 57-83-0 | 99%+ |
| 501000 | Progesterone | meets USP testing specifications | 57-83-0 | 99%+ |
| 501000 | Human Serum (Progesterone) | IRMM Standard | 57-83-0 | 99%+ |
| 501000 | Progesterone | WHO Standard | 57-83-0 | 99%+ |
| 501000 | Testosterone propionate | Pharmaceutical Secondary Standard; Certified Reference Material | 57-85-2 | 98%+ |
| 501000 | Testosterone propionate | British Pharmacopoeia (BP) Reference Standard | 57-85-2 | 98%+ |
| 501000 | Testosterone propionate | CIII USP Standard | 57-85-2 | 98%+ |
| 501000 | Testosterone propionate | European Pharmacopoeia (EP) Reference Standard | 57-85-2 | 98%+ |
| 501000 | Testosterone propionate | Tested according to Ph. Eur. | 57-85-2 | 98%+ |
| 501000 | Testosterone propionate | WHO Standard | 57-85-2 | 98%+ |
| 501000 | Ergosterol | Pharmaceutical Secondary Standard; Certified Reference Material | 57-87-4 | 95%+ |
| 501000 | Ergosterol | United States Pharmacopeia (USP) Reference Standard | 57-87-4 | 95%+ |
| 501000 | Ergosterol | European Pharmacopoeia (EP) Reference Standard | 57-87-4 | 95%+ |
| 501000 | Ergosterol | Reishi / Ganoderma Lucidum Extract 30% | 57-87-4 | 95%+ |
| 501000 | Ergosterol | Phyreact® Reference Substance | 57-87-4 | 95%+ |
| 501000 | Cholesterol | powder, BioReagent, suitable for cell culture | 57-88-5 | 99%+ |
| 501000 | Cholesterol | from sheep wool, powder | 57-88-5 | 92.5%+ |
| 501000 | Cholesterol | CRS, European Pharmacopoeia (EP) Reference Standard | 57-88-5 | 99%+ |
| 501000 | Cholesterol | Pharmaceutical Secondary Standard; Certified Reference Material | 57-88-5 | 99%+ |
| 501000 | Cholesterol | United States Pharmacopeia (USP) Reference Standard | 57-88-5 | 99%+ |
| 501000 | Cholesterol | from sheep wool, Controlled origin, meets USP/NF testing specifications | 57-88-5 | 99%+ |
| 501000 | Cholesterol | from lanolin | 57-88-5 | 99%+ |
| 501000 | Cholesterol | Tested according to Ph. Eur. | 57-88-5 | 99%+ |
| 501000 | Cholesterol | Phyreact® Reference Substance | 57-88-5 | 99%+ |
| 501000 | Cholesterol | REACTROVE® EXPERT, Ph. Eur., BP, JP, NF | 57-88-5 | 99%+ |
| 501000 | Cholesterol | For Cell Culture, REACTROVE® EXPERT | 57-88-5 | 99%+ |
| 501000 | Cholesterol | non-GMP Sample | 57-88-5 | 99%+ |
| 501000 | Cholesterol Solution | certified reference material, 10 mg/mL in chloroform | 57-88-5 | 99%+ |
| 501000 | Tubocurarine Chloride | Crystalline | 57-94-3 | 98%+ |
| 501000 | Tubocurarine Chloride | European Pharmacopoeia (EP) Reference Standard | 57-94-3 | 98%+ |
| 501000 | Tubocurarine Chloride | United States Pharmacopeia (USP) Reference Standard | 57-94-3 | 98%+ |
| 501000 | 7,12-Dimethylbenz[A]Anthracene | GC | 57-97-6 | 98%+ |
| 501000 | Caffeine | Pharmaceutical Secondary Standard; Certified Reference Material | 58-08-2 | 99%+ |
| 501000 | Caffeine | powder, ReagentReact® | 58-08-2 | 99%+ |
| 501000 | Caffeine | anhydrous, FCC, FG | 58-08-2 | 99%+ |
| 501000 | Caffeine | United States Pharmacopeia (USP) Reference Standard | 58-08-2 | 99%+ |
| 501000 | Caffeine | anhydrous, natural, FCC, FG | 58-08-2 | 99%+ |
| 501000 | Caffeine | Certified Reference Material, ReactCERT® | 58-08-2 | 99%+ |
| 501000 | Caffeine | Sigma Reference Standard, vial of 250 mg | 58-08-2 | 99%+ |
| 501000 | Caffeine | meets USP testing specifications, anhydrous | 58-08-2 | 99%+ |
| 501000 | Caffeine | REACTROVE® ESSENTIAL Ph Eur,BP,USP | 58-08-2 | 99%+ |
| 501000 | Caffeine | HPLC, central nervous system stimulant, solid | 58-08-2 | 99%+ |
| 501000 | Caffeine | anhydrous, tested according to Ph. Eur. | 58-08-2 | 99%+ |
| 501000 | Caffeine | European Pharmacopoeia (EP) Reference Standard | 58-08-2 | 99%+ |
| 501000 | Caffeine | British Pharmacopoeia (BP) Reference Standard | 58-08-2 | 99%+ |
| 501000 | Caffeine | BioXtra | 58-08-2 | 99%+ |
| 501000 | Caffeine | Phyreact® Reference Substance | 58-08-2 | 99%+ |
| 501000 | Caffeine | analytical standard | 58-08-2 | 99%+ |
| 501000 | Caffeine Solution | 1.0 mg/mL in methanol, ampule of 1 mL, certified reference material, Reactiant® | 58-08-2 | 99%+ |
| 501000 | Caffeine Solution | analytical standard, 1.0 mg/mL in methanol | 58-08-2 | 99%+ |
| 501000 | Caffeine | Traceable to primary standards (LGC) | 58-08-2 | 99%+ |
| 501000 | Pyrimethamine | HPLC | 58-14-0 | 98%+ |
| 501000 | Pyrimethamine | REACTANAL®, analytical standard | 58-14-0 | 99%+ |
| 501000 | Pyrimethamine | pharmaceutical secondary standard, certified reference material | 58-14-0 | 99%+ |
| 501000 | Pyrimethamine | United States Pharmacopeia (USP) Reference Standard | 58-14-0 | 99%+ |
| 501000 | Pyrimethamine | British Pharmacopoeia (BP) Reference Standard | 58-14-0 | 99%+ |
| 501000 | Pyrimethamine | European Pharmacopoeia (EP) Reference Standard | 58-14-0 | 99%+ |
| 501000 | 4-Dimethylaminoantipyrine | Solid | 58-15-1 | 99%+ |
| 501000 | Metamizole Impurity D | Pharmaceutical Secondary Standard; Certified Reference Material, pkg of 100 mg | 58-15-1 | 99%+ |
| 501000 | 17α-Methyltestosterone | HPLC | 58-18-4 | 97%+ |
| 501000 | 17α-Methyltestosterone | solid (photosensitive) | 58-18-4 | 99%+ |
| 501000 | 17α-Methyltestosterone | REACTANAL®, analytical standard | 58-18-4 | 99%+ |
| 501000 | 17α-Methyltestosterone Solution | 1.0 mg/mL in 1,2-dimethoxyethane, ampule of 1 mL, certified reference material, Reactiant® | 58-18-4 | 99%+ |
| 501000 | 17α-Methyltestosterone | certified reference material, pharmaceutical secondary standard | 58-18-4 | 99%+ |
| 501000 | 17α-Methyltestosterone | United States Pharmacopeia (USP) Reference Standard | 58-18-4 | 99%+ |
| 501000 | 17α-Methyltestosterone | European Pharmacopoeia (EP) Reference Standard | 58-18-4 | 99%+ |
| 501000 | 17α-Methyltestosterone | WHO Standard | 58-18-4 | 99%+ |
| 501000 | Testosterone | HPLC, androgenic steroid, powder | 58-22-0 | 99%+ |
| 501000 | Testosterone | Pharmaceutical Secondary Standard; Certified Reference Material | 58-22-0 | 98%+ |
| 501000 | Testosterone | British Pharmacopoeia (BP) Reference Standard | 58-22-0 | 98%+ |
| 501000 | Testosterone | REACTANAL®, analytical standard | 58-22-0 | 98%+ |
| 501000 | Testosterone | European Pharmacopoeia (EP) Reference Standard | 58-22-0 | 98%+ |
| 501000 | Testosterone Solution | 1.0 mg/mL in acetonitrile, ampule of 1 mL, certified reference material, Reactiant® | 58-22-0 | 98%+ |
| 501000 | Menadione | Crystalline | 58-27-5 | 98%+ |
| 501000 | Menadione | meets USP testing specifications | 58-27-5 | 98%+ |
| 501000 | Menadione | Pharmaceutical Secondary Standard; Certified Reference Material | 58-27-5 | 98%+ |
| 501000 | Menadione | United States Pharmacopeia (USP) Reference Standard | 58-27-5 | 98%+ |
| 501000 | Menadione | European Pharmacopoeia (EP) Reference Standard | 58-27-5 | 98%+ |
| 501000 | Menadione | analytical standard | 58-27-5 | 98%+ |
| 501000 | Dipyridamole | HPLC, powder, phosphodiesterase V inhibitor | 58-32-2 | 98%+ |
| 501000 | Dipyridamole | certified reference material, pharmaceutical secondary standard | 58-32-2 | 98%+ |
| 501000 | Dipyridamole | United States Pharmacopeia (USP) Reference Standard | 58-32-2 | 98%+ |
| 501000 | Dipyridamole | European Pharmacopoeia (EP) Reference Standard | 58-32-2 | 98%+ |
| 501000 | Dipyridamole for peak identification | European Pharmacopoeia (EP) Reference Standard | 58-32-2 | 98%+ |
| 501000 | Dipyridamole | British Pharmacopoeia (BP) Reference Standard | 58-32-2 | 98%+ |
| 501000 | Dipyridamole impurity standard | British Pharmacopoeia (BP) Reference Standard | 58-32-2 | 98%+ |
| 501000 | Promethazine hydrochloride | Histamine receptor antagonist, powder | 58-33-3 | 97%+ |
| 501000 | Promethazine hydrochloride | Pharmaceutical Secondary Standard; Certified Reference Material | 58-33-3 | 97%+ |
| 501000 | Promethazine hydrochloride | United States Pharmacopeia (USP) Reference Standard | 58-33-3 | 97%+ |
| 501000 | Promethazine hydrochloride | European Pharmacopoeia (EP) Reference Standard | 58-33-3 | 97%+ |
| 501000 | Promethazine for peak identification | European Pharmacopoeia (EP) Reference Standard | 58-33-3 | 97%+ |
| 501000 | Promethazine hydrochloride | British Pharmacopoeia (BP) Reference Standard | 58-33-3 | 97%+ |
| 501000 | Promethazine hydrochloride | vial of 25 mg, certified reference material, Reactiant® | 58-33-3 | 97%+ |
| 501000 | Promethazine hydrochloride Solution | 1.0 mg/mL (1% 1 M HCl in Methanol (as free base)), ampule of 1 mL, certified reference material, Reactiant® | 58-33-3 | 97%+ |
| 501000 | Ethacrynic acid | HPLC, glutathione S-transferase inhibitor, powder | 58-54-8 | 97%+ |
| 501000 | Ethacrynic acid | United States Pharmacopeia (USP) Reference Standard | 58-54-8 | 98%+ |
| 501000 | Ethacrynic acid | European Pharmacopoeia (EP) Reference Standard | 58-54-8 | 98%+ |
| 501000 | Etacrynic acid for system suitability | European Pharmacopoeia (EP) Reference Standard | 58-54-8 | 98%+ |
| 501000 | Theophylline | HPLC, powder, phosphodiesterase inhibitor | 58-55-9 | 99%+ |
| 501000 | Theophylline | Pharmaceutical Secondary Standard; Certified Reference Material | 58-55-9 | 98%+ |
| 501000 | Theophylline | United States Pharmacopeia (USP) Reference Standard | 58-55-9 | 98%+ |
| 501000 | Theophylline melting point standard | United States Pharmacopeia (USP) Reference Standard | 58-55-9 | 98%+ |
| 501000 | Theophylline | Phyreact® Reference Substance | 58-55-9 | 98%+ |
| 501000 | Theophylline | European Pharmacopoeia (EP) Reference Standard | 58-55-9 | 98%+ |
| 501000 | Theophylline | British Pharmacopoeia (BP) Reference Standard | 58-55-9 | 98%+ |
| 501000 | Theophylline | Anhydrous | 58-55-9 | 98%+ |
| 501000 | Pyridoxine hydrochloride | Analytical standard | 58-56-0 | 98%+ |
| 501000 | Pyridoxine hydrochloride | BioReagent, suitable for cell culture, suitable for insect cell culture, suitable for plant cell culture | 58-56-0 | 98%+ |
| 501000 | Pyridoxine hydrochloride | Pharmaceutical Secondary Standard; Certified Reference Material | 58-56-0 | 98%+ |
| 501000 | Pyridoxine hydrochloride | United States Pharmacopeia (USP) Reference Standard | 58-56-0 | 98%+ |
| 501000 | Pyridoxine hydrochloride | REACTROVE® EXPERT, Ph. Eur., BP, JP, USP, FCC | 58-56-0 | 98%+ |
| 501000 | Pyridoxine hydrochloride | European Pharmacopoeia (EP) Reference Standard | 58-56-0 | 98%+ |
| 501000 | Pyridoxine hydrochloride | British Pharmacopoeia (BP) Reference Standard | 58-56-0 | 98%+ |
| 501000 | Pyridoxine hydrochloride | meets USP testing specifications | 58-56-0 | 98%+ |
| 501000 | Puromycin dihydrochloride | Ready Made Solution, from Streptomyces alboniger, 10 mg/mL in H2O, suitable for cell culture | 58-58-2 | 98%+ |
| 501000 | Puromycin aminonucleoside | Research Purpose | 58-60-6 | 98%+ |
| 501000 | Puromycin aminonucleoside Solution | 10 mg/mL in water | 58-60-6 | 98%+ |
| 501000 | Adenosine | BioReagent, suitable for cell culture | 58-61-7 | 99%+ |
| 501000 | Adenosine | HPLC, powder, neurotransmitter | 58-61-7 | 99%+ |
| 501000 | Adenosine | United States Pharmacopeia (USP) Reference Standard | 58-61-7 | 99%+ |
| 501000 | Adenosine | Pharmaceutical Secondary Standard; Certified Reference Material | 58-61-7 | 99%+ |
| 501000 | Adenosine | Phyreact® Reference Substance | 58-61-7 | 99%+ |
| 501000 | Adenosine | European Pharmacopoeia (EP) Reference Standard | 58-61-7 | 99%+ |
| 501000 | Inosine | HPLC | 58-63-9 | 99%+ |
| 501000 | Inosine | by assay | 58-63-9 | 99%+ |
| 501000 | Adenosine Impurity G | Pharmaceutical Secondary Standard; Certified Reference Material | 58-63-9 | 98%+ |
| 501000 | Adenosine 5′-diphosphate | HPLC | 58-64-0 | 95%+ |
| 501000 | Cephalothin sodium salt | United States Pharmacopeia (USP) Reference Standard | 58-71-9 | 99%+ |
| 501000 | Cephalothin sodium salt | European Pharmacopoeia (EP) Reference Standard | 58-71-9 | 99%+ |
| 501000 | Cephalothin sodium salt | British Pharmacopoeia (BP) Reference Standard | 58-71-9 | 99%+ |
| 501000 | Cefalotin for impurity B identification | European Pharmacopoeia (EP) Reference Standard | 58-71-9 | 99%+ |
| 501000 | Triphenylethylene | | 58-72-0 | 99%+ |
| 501000 | Papaverine | | 58-74-2 | 99%+ |
| 501000 | Biotin | HPLC, lyophilized powder | 58-85-5 | 99%+ |
| 501000 | Biotin | powder, BioReagent, suitable for cell culture, suitable for insect cell culture, suitable for plant cell culture | 58-85-5 | 99%+ |
| 501000 | Biotin | Pharmaceutical Secondary Standard; Certified Reference Material | 58-85-5 | 99%+ |
| 501000 | Biotin | United States Pharmacopeia (USP) Reference Standard | 58-85-5 | 99%+ |
| 501000 | Biotin | meets USP testing specifications | 58-85-5 | 99%+ |
| 501000 | Biotin | Certified Reference Material, ReactCERT® | 58-85-5 | 99%+ |
| 501000 | Biotin | tested according to Ph. Eur. | 58-85-5 | 99%+ |
| 501000 | Biotin | European Pharmacopoeia (EP) Reference Standard | 58-85-5 | 99%+ |
| 501000 | D(+)-Biotin | ChemReact® | 58-85-5 | 99%+ |
| 501000 | D-(+)-Xylose | BioUltra, (sum of enantiomers, HPLC) | 58-86-6 | 99%+ |
| 501000 | D-(+)-Xylose | BioXtra, (GC) | 58-86-6 | 99%+ |
| 501000 | Xylose | Pharmaceutical Secondary Standard; Certified Reference Material | 58-86-6 | 99%+ |
| 501000 | Xylose | European Pharmacopoeia (EP) Reference Standard | 58-86-6 | 99%+ |
| 501000 | | | 58-89-9 | |
| 501000 | | | 58-90-2 | |
| 501000 | | | 58-93-5 | |
| 501000 | | | 58-95-7 | |
| 501000 | | | 58-96-8 | |
| 501000 | | | 59-00-7 | |
| 501000 | | | 59-02-9 | |
| 501000 | | | 59-05-2 | |
| 501000 | | | 59-06-3 | |
| 501000 | | | 59-14-3 | |
| 501000 | | | 59-23-4 | |