Alfa Chemistry is a global leading supplier of analytical chemistry reagents, providing a wide range of analytical chemicals such as analytical standards for a variety of analytical applications.
×
Product
Description
Suppliers Website
Esomeprazole Impurity 46
Esomeprazole Impurity 46. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(5-methoxy-1H-benzo[d]imidazol-2-yl)-3,5-dimethyl-4-oxo-1,4 -dihydropyridine-2-carboxylic acid. CAS No. 1227380-90-6. Molecular formula: C16H15N3O4. Mole weight: 313.31. Catalog: APB1227380906.
Esomeprazole Impurity H215 substance
Esomeprazole Impurity H215 substance. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(((5-methoxy-1H-benzo[d]imidazol-2-yl)thio)methyl)-3,5-dimethylpyridin-4-ol. CAS No. 103876-98-8. Molecular formula: C16H17N3O2S. Mole weight: 315.39. Catalog: APB103876988.
Essential oil
Essential oil. Uses: For analytical and research use. Group: European pharmacopoeia (ph. eur.); pharmacopoeial standards. Catalog: APS007999. Format: Neat. Shipping: Room Temperature.
?-Estradiol
analytical standard. Group: Application areas.
?-Estradiol 17-acetate
analytical standard. Group: Application areas.
?-Estradiol 3-benzoate
analytical standard. Group: Application areas.
Estradiol Hemihydrate
Estradiol Hemihydrate. Uses: For analytical and research use. Group: Api standards; british pharmacopoeia; european pharmacopoeia (ph. eur.); impurity standards; pharmaceutical toxicology; pharmacopoeial standards. Alternative Names: beta-Estradiol semihydrate,Estradiol Benzoate Imp. A (EP), Estradiol Valerate Imp. A (EP), Estriol Imp. D (EP), beta-Estradiol hemihydrate, Ethinylestradiol Imp. D (EP) as Hemihydrate, Estradiol Valerate Imp. A (EP) as Hemihydrate, Estradiol Hemihydrate, Estra-1,3,5(10)-triene-3,17-diol (17beta)-, hydrate (2:1) (9CI), Estradiol Benzoate Imp. A (EP) as Hemihydrate, Ethinylestradiol Imp. D (EP), Estriol Imp. D (EP) as Hemihydate. CAS No. 35380-71-3. IUPAC Name: (8R,9S,13S,14S,17S)-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthrene-3,17-diol;hydrate. Molecular formula: 2C18H24O2.H2O. Mole weight: 562.78. Catalog: APS35380713. SMILES: O.C[C@]12CC[C@H]3[C@@H](CCc4cc(O)ccc34)[C@@H]1CC[C@@H]2O.C[C@]56CC[C@H]7[C@@H](CCc8cc(O)ccc78)[C@@H]5CC[C@@H]6O. Format: Neat.
Estradiol Impurity 6
Estradiol Impurity 6. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1229-24-9. Molecular formula: C18H24O3. Mole weight: 288.39. Catalog: APB1229249.
Estriol EP Impurity E. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1228-72-4. Molecular formula: C18H24O3. Mole weight: 288.39. Catalog: APB1228724.
Estriol EP Impurity I
Estriol EP Impurity I. Uses: For analytical and research use. Group: Impurity standards. CAS No. 15370-49-7. Molecular formula: C18H22O3. Mole weight: 286.37. Catalog: APB15370497.
Estriol Impurity 9
Estriol Impurity 9. Uses: For analytical and research use. Group: Impurity standards. CAS No. 18650-87-8. Molecular formula: C25H30O3. Mole weight: 378.51. Catalog: APB18650878.
Estrone dehydrogenate impuritiesI
Estrone dehydrogenate impuritiesI. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1089-80-1. Molecular formula: C18H20O2. Mole weight: 268.36. Catalog: APB1089801.
Estrone Impurity 13
Estrone Impurity 13. Uses: For analytical and research use. Group: Impurity standards. CAS No. 105663-60-3. Molecular formula: C19H26N2O. Mole weight: 298.43. Catalog: APB105663603.
Estrone Impurity 20
Estrone Impurity 20. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1852-86-4. Molecular formula: C18H24O2. Mole weight: 272.39. Catalog: APB1852864.
Estrone Impurity 25
Estrone Impurity 25. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1241684-29-6. Molecular formula: C1513C3H22O2. Mole weight: 273.35. Catalog: APB1241684296.
Estrone Impurity 27
Estrone Impurity 27. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1240-04-6. Molecular formula: C18H21KO5S. Mole weight: 388.52. Catalog: APB1240046.
Estrone Impurity 30
Estrone Impurity 30. Uses: For analytical and research use. Group: Impurity standards. CAS No. 15087-01-1. Molecular formula: C24H29NaO8. Mole weight: 468.48. Catalog: APB15087011.
Estrone Impurity 7
Estrone Impurity 7. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1241684-28-5. Molecular formula: C1613C3H22O2. Mole weight: 285.36. Catalog: APB1241684285.
Ethambutol Dihydrochloride
Ethambutol Dihydrochloride. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1070-11-7. Molecular formula: C10H26Cl2N2O2. Mole weight: 277.23. Catalog: APB1070117.
Ethambutol EP Impurity B
Ethambutol EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 32454-69-6(2HCl); (2S,2'R)-2,2'-(ethane-1,2-diylbis(azanediyl))bis(butan-1-ol). CAS No. 10054-06-5. Molecular formula: C10H24N2O2. Mole weight: 204.31. Catalog: APB10054065.
Ethambutol EP Impurity C
Ethambutol EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 134566-79-3(2HCl); (2R,2'R)-2,2'-(ethane-1,2-diylbis(azanediyl))bis(butan-1-ol). CAS No. 10054-05-4. Molecular formula: C10H24N2O2. Mole weight: 204.31. Catalog: APB10054054.
99 atom % 13C. Uses: For analytical and research use. Group: Magnetic resonance imaging/spectroscopy. CAS No. 14742-23-5. Pack Sizes: 1G. Mole weight: 47.06. Catalog: AP14742235. Assay: 99% (CP).
Ethanol-1-13C
99 atom % 13C. Group: Magnetic resonance imaging/spectroscopy.
Ethanol-13C2
99 atom % 13C. Group: Magnetic resonance imaging/spectroscopy.
Ethanol-13C2
99 atom % 13C. Uses: For analytical and research use. Group: Magnetic resonance imaging/spectroscopy. CAS No. 70753-79-6. Pack Sizes: 250MG, 1G. Mole weight: 48.05. Catalog: AP70753796. Assay: 99% (CP).
Ethanol-17O
20 atom % 17O, 99% (CP). Group: Magnetic resonance imaging/spectroscopy.
Ethanolamine-13C2
99 atom % 13C. Group: Magnetic resonance imaging/spectroscopy.
Ethanolamine-2-13C
99 atom % 13C. Group: Magnetic resonance imaging/spectroscopy.
Ethinylestradiol EP Impurity B
Ethinylestradiol EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1231-96-5. Molecular formula: C20H22O2. Mole weight: 294.39. Catalog: APB1231965.
Ethopabate
analytical standard. Group: Application areas.
Ethoxydimethylphenylsilane
?97.0% (GC). Group: Self assembly and lithography.
Ethyl drunicosapentaenoenylate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 131775-86-5. Molecular formula: C23H36O2. Mole weight: 344.54. Catalog: APB131775865.
(Ethylenediamine)palladium(II) chloride
?99.99%. Group: Biosensing and bioimaging.
Ethylenediaminetetraacetic acid disodium salt
Ethylenediaminetetraacetic acid disodium salt. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: EDTA; sodium 2,2'-((2-(bis(carboxymethyl)amino)ethyl)azanediyl)diacetate. CAS No. 139-33-3. Molecular formula: C10H14N2Na2O8. Mole weight: 336.21. Catalog: APB139333.
Ethylene sulfite
?99.0%. Group: Electrolytes.
Ethylhydrocupreine
analytical standard. Group: Application areas.
Ethyllithium solution
0.5 M in benzene: cyclohexane. Group: 25ml sure/seal reagents.
Ethyllithium solution
0.5 M in benzene: cyclohexane. Uses: For analytical and research use. Group: 25ml sure/seal reagents. CAS No. 811-49-4. Pack Sizes: 100ML, 4X25ML. Mole weight: 36.00. Catalog: AP811494.
Ethyl methyl sulfone
for energy applications, 97%. Group: Electrolytes.
Ethyl p-toluenesulfonate
certified reference material. Group: Acids and esters.
Flavor and Fragrance Standards. Uses: For analytical and research use. Group: Reagents. Grades: analytical standard. CAS No. 121-32-4. Pack Sizes: 100MG.
Ethyl vanillin
Pharmacopeia & Metrological Institutes Standards. Uses: For analytical and research use. Group: Reagents. CAS No. 121-32-4. Pack Sizes: 200MG.
Etifoxine hydrochloride
?98% (HPLC). Uses: For analytical and research use. Group: Fluorescence/luminescence spectroscopy. CAS No. 56776-32-0. Pack Sizes: 10MG, 50MG. Mole weight: 337.24. EC Number: 260-380-0. Catalog: AP56776320. Assay: ?98% (HPLC).
Etodolac EP impurity K
Etodolac EP impurity K. Uses: For analytical and research use. Group: Impurity standards. CAS No. 122188-02-7. Molecular formula: C18H23NO3. Mole weight: 301.39. Catalog: APB122188027.
Etodolac Impurity 21
Etodolac Impurity 21. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 6-Hydroxy Etodolac; 2-(1,8-diethyl-6-hydroxy-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid. CAS No. 101901-06-8. Molecular formula: C17H21NO4. Mole weight: 303.35. Catalog: APB101901068.
Etofenamate-D4
Etofenamate-D4. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1329837-73-1. Molecular formula: C18H14D4F3NO4. Mole weight: 373.37. Catalog: APB1329837731.
Etofenamate EP Impurity C
Etofenamate EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. CAS No. 101-23-5. Molecular formula: C13H10F3N. Mole weight: 237.23. Catalog: APB101235.
Etoposide Impurity 4
Etoposide Impurity 4. Uses: For analytical and research use. Group: Impurity standards. CAS No. 101648-60-6. Molecular formula: C35H32Cl6O16. Mole weight: 921.33. Catalog: APB101648606.
Etoposide Impurity A
Etoposide Impurity A. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: benzyl (4-((5R,5aR,8aR,9S)-9-(((2R,4aR,6R,7R,8R,8aS)-7,8-dihydroxy-2-methylhexahydropyrano[3,2-d][1,3]dioxin-6-yl)oxy)-6-oxo-5,5a,6,8,8a,9-hexahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-5-yl)-2,6-dimethoxyphenyl) carbonate. CAS No. 124151-67-3. Molecular formula: C37H38O15. Mole weight: 722.69. Catalog: APB124151673.