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Norfloxacin EP Impurity B Norfloxacin EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. CAS No. 75001-77-3. Molecular Formula: C14H16FN3O3. Mole Weight: 293.3. Catalog: APB75001773. Alfa Chemistry Analytical Products 3
Norfloxacin EP Impurity E Norfloxacin EP Impurity E. Uses: For analytical and research use. Group: Impurity standards. CAS No. 75001-78-4. Molecular Formula: C16H18ClN3O3. Mole Weight: 335.79. Catalog: APB75001784. Alfa Chemistry Analytical Products 3
Norfloxacin EP Impurity F Norfloxacin EP Impurity F. Uses: For analytical and research use. Group: Impurity standards. CAS No. 67681-84-9. Molecular Formula: C16H18ClN3O3. Mole Weight: 335.79. Catalog: APB67681849. Alfa Chemistry Analytical Products 3
Norfloxacin EP Impurity G Norfloxacin EP Impurity G. Uses: For analytical and research use. Group: Impurity standards. CAS No. 70459-04-0. Molecular Formula: C17H18FN3O4. Mole Weight: 347.35. Catalog: APB70459040. Alfa Chemistry Analytical Products 3
Norfloxacin EP Impurity K Norfloxacin EP Impurity K. Uses: For analytical and research use. Group: Impurity standards. CAS No. 70459-07-3. Molecular Formula: C15H16FN3O3. Mole Weight: 305.31. Catalog: APB70459073. Alfa Chemistry Analytical Products 3
Norfloxacin Impurity D Norfloxacin Impurity D. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-ethyl-6-fluoro-7-(piperazin-1-yl)quinolin-4(1H)-one. CAS No. 75001-82-0. Molecular Formula: C15H18FN3O. Mole Weight: 275.32. Catalog: APB75001820. Alfa Chemistry Analytical Products 3
Norgestrel Impurity 1 Norgestrel Impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 848-04-4. Molecular Formula: C20H26O2. Mole Weight: 298.43. Catalog: APB848044. Alfa Chemistry Analytical Products 3
NorKetotifen Hydrogen Fumarate NorKetotifen Hydrogen Fumarate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 930765-16-5. Molecular Formula: C22H21NO5S. Mole Weight: 411.47. Catalog: APB930765165. Alfa Chemistry Analytical Products 3
N-(propan-2-ylidene)propan-2-amine N-(propan-2-ylidene)propan-2-amine. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: N-(propan-2-ylidene)propan-2-amine. CAS No. 3332-8-9. Molecular Formula: C6H13N. Mole Weight: 99.17. Catalog: APB3332089. Alfa Chemistry Analytical Products 3
N-propyl p-hydroxybenzoate N-propyl p-hydroxybenzoate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 94-13-3. Molecular Formula: C10H12O3. Mole Weight: 180.2. Catalog: APB94133. Alfa Chemistry Analytical Products 3
Obeticholic Acid Impurity 1 Obeticholic Acid Impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 865244-30-0. Molecular Formula: C26H44O4. Mole Weight: 420.63. Catalog: APB865244300. Alfa Chemistry Analytical Products 3
Obeticholic Acid Impurity 19 Obeticholic Acid Impurity 19. Uses: For analytical and research use. Group: Impurity standards. CAS No. 915038-24-3. Molecular Formula: C26H40O4. Mole Weight: 416.6. Catalog: APB915038243. Alfa Chemistry Analytical Products 3
Obeticholic Acid Impurity 30 Obeticholic Acid Impurity 30. Uses: For analytical and research use. Group: Impurity standards. CAS No. 915038-25-4. Molecular Formula: C26H42O4. Mole Weight: 418.62. Catalog: APB915038254. Alfa Chemistry Analytical Products 3
Obeticholic Acid Impurity 4 Obeticholic Acid Impurity 4. Uses: For analytical and research use. Group: Impurity standards. CAS No. 61800-60-0. Molecular Formula: C26H44O5. Mole Weight: 436.63. Catalog: APB61800600. Alfa Chemistry Analytical Products 3
Obeticholic Acid Impurity 48 Obeticholic Acid Impurity 48. Uses: For analytical and research use. Group: Impurity standards. CAS No. 951694-73-8. Molecular Formula: C27H46O4. Mole Weight: 434.66. Catalog: APB951694738. Alfa Chemistry Analytical Products 3
Obeticholic Acid Impurity 8 Obeticholic Acid Impurity 8. Uses: For analytical and research use. Group: Impurity standards. CAS No. 863239-60-5. Molecular Formula: C28H47NO5. Mole Weight: 477.69. Catalog: APB863239605. Alfa Chemistry Analytical Products 3
Obeticholic Acid Impurity 9 Obeticholic Acid Impurity 9. Uses: For analytical and research use. Group: Impurity standards. CAS No. 863239-61-6. Molecular Formula: C28H49NO6S. Mole Weight: 527.76. Catalog: APB863239616. Alfa Chemistry Analytical Products 3
Obeticholic Acid Impurity C Obeticholic Acid Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-4-((3R,5S,6S,7R,8S,9S,10S,13R,14S,17R)-6-ethyl-3,7-dihydroxy-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoic acid. CAS No. 915038-27-6. Molecular Formula: C26H44O4. Mole Weight: 420.63. Catalog: APB915038276. Alfa Chemistry Analytical Products 3
Obeticholic Acid Intermediate Obeticholic Acid Intermediate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 77341-09-4. Molecular Formula: C28H48O5Si. Mole Weight: 492.77. Catalog: APB77341094. Alfa Chemistry Analytical Products 3
Obeticholic Acid Intermediate 4 Obeticholic Acid Intermediate 4. Uses: For analytical and research use. Group: Impurity standards. CAS No. 863239-59-2. Molecular Formula: C27H42O4. Mole Weight: 430.63. Catalog: APB863239592. Alfa Chemistry Analytical Products 3
Obeticholic Acid Intermediate G Obeticholic Acid Intermediate G. Uses: For analytical and research use. Group: Impurity standards. CAS No. 915038-26-5. Molecular Formula: C26H42O4. Mole Weight: 418.62. Catalog: APB915038265. Alfa Chemistry Analytical Products 3
Octreotide acetate impurity D Octreotide acetate impurity D. Uses: For analytical and research use. Group: Impurity standards. CAS No. 79486-60-5. Molecular Formula: C45H58N10O8S2. Mole Weight: 931.14. Catalog: APB79486605. Alfa Chemistry Analytical Products 3
Octreotide EP Impurity I Octreotide EP Impurity I. Uses: For analytical and research use. Group: Impurity standards. CAS No. 83795-61-3. Molecular Formula: C51H68N10O11S2. Mole Weight: 1061.28. Catalog: APB83795613. Alfa Chemistry Analytical Products 3
O-Desmethyl Diltiazem O-Desmethyl Diltiazem. Uses: For analytical and research use. Group: Impurity standards. CAS No. 84903-78-6. Molecular Formula: C21H24N2O4S. Mole Weight: 400.49. Catalog: APB84903786. Alfa Chemistry Analytical Products 3
O-Desmethyl Mycophenolic Acid O-Desmethyl Mycophenolic Acid. Uses: For analytical and research use. Group: Impurity standards. CAS No. 31858-65-8. Molecular Formula: C16H18O6. Mole Weight: 306.31. Catalog: APB31858658. Alfa Chemistry Analytical Products 3
O-Desmethyl Olodaterol O-Desmethyl Olodaterol. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-6-hydroxy-8-(1-hydroxy-2-((1-(4-hydroxyphenyl)-2-methylpropan-2-yl)amino)ethyl)-2H-benzo[b][1,4]oxazin-3(4H)-one. CAS No. 869493-97-0. Molecular Formula: C20H24N2O5. Mole Weight: 372.41. Catalog: APB869493970. Alfa Chemistry Analytical Products 3
Ofloxacin EP Impurity A Ofloxacin EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. CAS No. 82419-35-0. Molecular Formula: C13H9F2NO4. Mole Weight: 281.22. Catalog: APB82419350. Alfa Chemistry Analytical Products 3
Ofloxacin EP Impurity E Ofloxacin EP Impurity E. Uses: For analytical and research use. Group: Impurity standards. CAS No. 82419-52-1. Molecular Formula: C17H18FN3O4. Mole Weight: 347.35. Catalog: APB82419521. Alfa Chemistry Analytical Products 3
Olanexidine Impurity3 Olanexidine Impurity3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 73728-66-2. Molecular Formula: C7H8Cl3N. Mole Weight: 212.5. Catalog: APB73728662. Alfa Chemistry Analytical Products 3
Olanexidine Impurity7 Olanexidine Impurity7. Uses: For analytical and research use. Group: Impurity standards. CAS No. 60852-95-1. Molecular Formula: C10H20N4. Mole Weight: 193.3. Catalog: APB60852951. Alfa Chemistry Analytical Products 3
Olanzapine impurity 9 Olanzapine impurity 9. Uses: For analytical and research use. Group: Impurity standards. CAS No. 935272-10-9. Molecular Formula: C18H20N4OS. Mole Weight: 340.45. Catalog: APB935272109. Alfa Chemistry Analytical Products 3
Olaparib Impurity 1 Olaparib Impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 763113-06-0. Molecular Formula: C24H24N4O3. Mole Weight: 416.48. Catalog: APB763113060. Alfa Chemistry Analytical Products 3
Olaparib Impurity 14 Olaparib Impurity 14. Uses: For analytical and research use. Group: Impurity standards. CAS No. 420846-72-6. Molecular Formula: C16H12N2O3. Mole Weight: 280.28. Catalog: APB420846726. Alfa Chemistry Analytical Products 3
Olaparib Impurity 15 Olaparib Impurity 15. Uses: For analytical and research use. Group: Impurity standards. CAS No. 763111-47-3. Molecular Formula: C20H19FN4O2. Mole Weight: 366.39. Catalog: APB763111473. Alfa Chemistry Analytical Products 3
Olaparib Impurity 3 Olaparib Impurity 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 61260-15-9. Molecular Formula: C10H11O5P. Mole Weight: 242.17. Catalog: APB61260159. Alfa Chemistry Analytical Products 3
Olaparib Impurity 39 Olaparib Impurity 39. Uses: For analytical and research use. Group: Impurity standards. CAS No. 59878-57-8. Molecular Formula: C8H14N2O. Mole Weight: 154.21. Catalog: APB59878578. Alfa Chemistry Analytical Products 3
Olaparib Impurity 47 Olaparib Impurity 47. Uses: For analytical and research use. Group: Impurity standards. CAS No. 39968-33-7. Molecular Formula: C5H4N4O. Mole Weight: 136.11. Catalog: APB39968337. Alfa Chemistry Analytical Products 3
Olaparib Impurity 55 Olaparib Impurity 55. Uses: For analytical and research use. Group: Impurity standards. CAS No. 763113-20-8. Molecular Formula: C23H23FN4O3. Mole Weight: 422.46. Catalog: APB763113208. Alfa Chemistry Analytical Products 3
Olaparib Impurity 58 Olaparib Impurity 58. Uses: For analytical and research use. Group: Impurity standards. CAS No. 848136-41-4. Molecular Formula: C22H21FN4O3. Mole Weight: 408.43. Catalog: APB848136414. Alfa Chemistry Analytical Products 3
Olaparib Impurity 62 Olaparib Impurity 62. Uses: For analytical and research use. Group: Impurity standards. CAS No. 76816-54-1. Molecular Formula: C7H14N2O. Mole Weight: 142.2. Catalog: APB76816541. Alfa Chemistry Analytical Products 3
Olaparib Impurity 70 Olaparib Impurity 70. Uses: For analytical and research use. Group: Impurity standards. CAS No. 763114-04-1. Molecular Formula: C25H27FN4O4. Mole Weight: 466.51. Catalog: APB763114041. Alfa Chemistry Analytical Products 3
Olaparib Impurity 73 Olaparib Impurity 73. Uses: For analytical and research use. Group: Impurity standards. CAS No. 42086-68-0. Molecular Formula: C16H9NO2. Mole Weight: 247.25. Catalog: APB42086680. Alfa Chemistry Analytical Products 3
Olaparib Impurity 74 Olaparib Impurity 74. Uses: For analytical and research use. Group: Impurity standards. CAS No. 42086-73-7. Molecular Formula: C16H9NO2. Mole Weight: 247.25. Catalog: APB42086737. Alfa Chemistry Analytical Products 3
Olaparib Impurity 76 Olaparib Impurity 76. Uses: For analytical and research use. Group: Impurity standards. CAS No. 763114-25-6. Molecular Formula: C16H8FNO2. Mole Weight: 265.24. Catalog: APB763114256. Alfa Chemistry Analytical Products 3
Olaparib Impurity 9 Olaparib Impurity 9. Uses: For analytical and research use. Group: Impurity standards. CAS No. 414910-15-9. Molecular Formula: C13H22N2O3. Mole Weight: 254.33. Catalog: APB414910159. Alfa Chemistry Analytical Products 3
Olaparib Intermediate 1 Olaparib Intermediate 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 763114-26-7. Molecular Formula: C16H11FN2O3. Mole Weight: 298.27. Catalog: APB763114267. Alfa Chemistry Analytical Products 3
oleanolic acid impurity 4 oleanolic acid impurity 4. Uses: For analytical and research use. Group: Impurity standards. CAS No. 79157-62-3. Molecular Formula: C31H48O3. Mole Weight: 468.72. Catalog: APB79157623. Alfa Chemistry Analytical Products 3
Oliveolin-4 '-O-glucoside Oliveolin-4 '-O-glucoside. Uses: For analytical and research use. Group: Impurity standards. CAS No. 76880-93-8. Molecular Formula: C26H34O12. Mole Weight: 538.55. Catalog: APB76880938. Alfa Chemistry Analytical Products 3
Olmesartan Medoxomil Impurity 56 Olmesartan Medoxomil Impurity 56. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-(chloromethyl)-5-methyl-1,3-dioxol-2-one. CAS No. 80841-78-7. Molecular Formula: C5H5ClO3. Mole Weight: 148.54. Catalog: APB80841787. Alfa Chemistry Analytical Products 3
Olmesartan Medoxomil Impurity B Olmesartan Medoxomil Impurity B. Uses: For analytical and research use. Group: Impurity standards. CAS No. 849206-43-5. Molecular Formula: C24H24N6O2. Mole Weight: 428.5. Catalog: APB849206435. Alfa Chemistry Analytical Products 3
Olmesartan Medoxomil Impurity C Olmesartan Medoxomil Impurity C. Uses: For analytical and research use. Group: Impurity standards. CAS No. 879562-26-2. Molecular Formula: C29H28N6O5. Mole Weight: 540.58. Catalog: APB879562262. Alfa Chemistry Analytical Products 3
Olmesartan Medoxomil Impurity K Olmesartan Medoxomil Impurity K. Uses: For analytical and research use. Group: Impurity standards. CAS No. 896419-17-3. Molecular Formula: C30H32N6O6. Mole Weight: 572.62. Catalog: APB896419173. Alfa Chemistry Analytical Products 3
Olmesartan Medoxomil Impurity T Olmesartan Medoxomil Impurity T. Uses: For analytical and research use. Group: Impurity standards. CAS No. 761404-85-7. Molecular Formula: C43H40N6O3. Mole Weight: 688.83. Catalog: APB761404857. Alfa Chemistry Analytical Products 3
Olodaterol Impurity 10 Olodaterol Impurity 10. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-6-(benzyloxy)-8-(oxiran-2-yl)-2H-benzo[b][1,4]oxazin-3(4H)-one. CAS No. 869478-12-6. Molecular Formula: C17H15NO4. Mole Weight: 297.31. Catalog: APB869478126. Alfa Chemistry Analytical Products 3
Olodaterol Impurity 12 Olodaterol Impurity 12. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-6-(benzyloxy)-8-(1-hydroxy-2-((1-(4-methoxyphenyl)-2-methylpropan-2-yl)amino)ethyl)-2H-benzo[b][1,4]oxazin-3(4H)-one. CAS No. 869478-13-7. Molecular Formula: C28H32N2O5. Mole Weight: 476.56. Catalog: APB869478137. Alfa Chemistry Analytical Products 3
Olodaterol Impurity 14 Olodaterol Impurity 14. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: N-(1-(4-methoxyphenyl)-2-methylpropan-2-yl)acetamide. CAS No. 926319-54-2. Molecular Formula: C13H19NO2. Mole Weight: 221.30. Catalog: APB926319542. Alfa Chemistry Analytical Products 3
Olodaterol Impurity 17 Olodaterol Impurity 17. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-6-hydroxy-8-(1-hydroxy-2-((1-(4-methoxyphenyl)-2-methylpropan-2-yl)amino)ethyl)-2H-benzo[b][1,4]oxazin-3(4H)-one. CAS No. 868049-50-7. Molecular Formula: C21H26N2O5. Mole Weight: 386.44. Catalog: APB868049507. Alfa Chemistry Analytical Products 3
Olodaterol Impurity 20 Olodaterol Impurity 20. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 6-(benzyloxy)-8-(2-bromoacetyl)-2H-benzo[b][1,4]oxazin-3(4H)-one. CAS No. 926319-53-1. Molecular Formula: C17H14BrNO4. Mole Weight: 376.20. Catalog: APB926319531. Alfa Chemistry Analytical Products 3
Olodaterol Impurity 4 Olodaterol Impurity 4. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(5-(benzyloxy)-2-hydroxyphenyl)ethanone. CAS No. 30992-63-3. Molecular Formula: C15H14O3. Mole Weight: 242.27. Catalog: APB30992633. Alfa Chemistry Analytical Products 3
Olodaterol Impurity 5 Olodaterol Impurity 5. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(5-(benzyloxy)-2-hydroxy-3-nitrophenyl)ethanone. CAS No. 861841-94-3. Molecular Formula: C15H13NO5. Mole Weight: 287.27. Catalog: APB861841943. Alfa Chemistry Analytical Products 3
Olodaterol Impurity 6 Olodaterol Impurity 6. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(3-amino-5-(benzyloxy)-2-hydroxyphenyl)ethanone. CAS No. 861841-90-9. Molecular Formula: C15H15NO3. Mole Weight: 257.28. Catalog: APB861841909. Alfa Chemistry Analytical Products 3
Olodaterol Impurity 7 Olodaterol Impurity 7. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 8-acetyl-6-(benzyloxy)-2H-benzo[b][1,4]oxazin-3(4H)-one. CAS No. 869478-09-1. Molecular Formula: C17H15NO4. Mole Weight: 297.31. Catalog: APB869478091. Alfa Chemistry Analytical Products 3
Olodaterol Impurity 8 Olodaterol Impurity 8. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 6-(benzyloxy)-8-(2-chloroacetyl)-2H-benzo[b][1,4]oxazin-3(4H)-one. CAS No. 869478-10-4. Molecular Formula: C17H14ClNO4. Mole Weight: 331.75. Catalog: APB869478104. Alfa Chemistry Analytical Products 3
Olodaterol Impurity 9 Olodaterol Impurity 9. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-6-(benzyloxy)-8-(2-chloro-1-hydroxyethyl)-2H-benzo[b][1,4]oxazin-3(4H)-one. CAS No. 869478-11-5. Molecular Formula: C17H16ClNO4. Mole Weight: 333.77. Catalog: APB869478115. Alfa Chemistry Analytical Products 3
Olopatadine Impurity 1 Olopatadine Impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 66801-40-9. Molecular Formula: C15H10O4. Mole Weight: 254.24. Catalog: APB66801409. Alfa Chemistry Analytical Products 3
Olopatadine Impurity 10 (HBr) Olopatadine Impurity 10 (HBr). Uses: For analytical and research use. Group: Impurity standards. CAS No. 4174-83-8. Molecular Formula: C22H26Br2NP. Mole Weight: 495.24. Catalog: APB4174838. Alfa Chemistry Analytical Products 3
Olopatadine Impurity 11 (HBr) Olopatadine Impurity 11 (HBr). Uses: For analytical and research use. Group: Impurity standards. CAS No. 4174-84-9. Molecular Formula: C21H24Br2NP. Mole Weight: 481.21. Catalog: APB4174849. Alfa Chemistry Analytical Products 3
Olopatadine Impurity 14 Olopatadine Impurity 14. Uses: For analytical and research use. Group: Impurity standards. CAS No. 51860-45-8. Molecular Formula: C21H22BrOP. Mole Weight: 401.28. Catalog: APB51860458. Alfa Chemistry Analytical Products 3
Olopatadine Impurity 15 Olopatadine Impurity 15. Uses: For analytical and research use. Group: Impurity standards. CAS No. 70240-41-4. Molecular Formula: C24H28BrP. Mole Weight: 427.37. Catalog: APB70240414. Alfa Chemistry Analytical Products 3
Olopatadine Impurity 16 Olopatadine Impurity 16. Uses: For analytical and research use. Group: Impurity standards. CAS No. 728-97-2. Molecular Formula: C15H14O3. Mole Weight: 242.27. Catalog: APB728972. Alfa Chemistry Analytical Products 3

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