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Propafenone Impurity 28 Propafenone Impurity 28. Uses: For analytical and research use. Group: Impurity standards. CAS No. 93885-22-4. Molecular Formula: C21H28ClNO4. Mole Weight: 393.91. Catalog: APB93885224. Alfa Chemistry Analytical Products 3
Propafenone Impurity 30 Propafenone Impurity 30. Uses: For analytical and research use. Group: Impurity standards. CAS No. 86383-31-5. Molecular Formula: C21H28ClNO4. Mole Weight: 393.91. Catalog: APB86383315. Alfa Chemistry Analytical Products 3
Propafenone Impurity 42 Propafenone Impurity 42. Uses: For analytical and research use. Group: Impurity standards. CAS No. 86384-10-3. Molecular Formula: C21H27NO4. Mole Weight: 357.45. Catalog: APB86384103. Alfa Chemistry Analytical Products 3
Propafenone Impurity 46 Propafenone Impurity 46. Uses: For analytical and research use. Group: Impurity standards. CAS No. 93885-31-5. Molecular Formula: C25H22O4. Mole Weight: 386.45. Catalog: APB93885315. Alfa Chemistry Analytical Products 3
Propafenone Impurity 47 Propafenone Impurity 47. Uses: For analytical and research use. Group: Impurity standards. CAS No. 936-58-3. Molecular Formula: C10H12O. Mole Weight: 148.21. Catalog: APB936583. Alfa Chemistry Analytical Products 3
Propanoic acid, 3-iodo-2-oxo- Propanoic acid, 3-iodo-2-oxo-. Uses: For analytical and research use. Group: Impurity standards. CAS No. 87906-81-8. Molecular Formula: C3H3IO3. Mole Weight: 213.96. Catalog: APB87906818. Alfa Chemistry Analytical Products 3
Proparacaine Impurity 2 Proparacaine Impurity 2. Uses: For analytical and research use. Group: Impurity standards. CAS No. 59691-14-4. Molecular Formula: C10H14ClNO3. Mole Weight: 231.68. Catalog: APB59691144. Alfa Chemistry Analytical Products 3
Proparacaine Impurity 21 Proparacaine Impurity 21. Uses: For analytical and research use. Group: Impurity standards. CAS No. 50910-18-4. Molecular Formula: C19H26ClNO. Mole Weight: 319.87. Catalog: APB50910184. Alfa Chemistry Analytical Products 3
Proparacaine Impurity 22 Proparacaine Impurity 22. Uses: For analytical and research use. Group: Impurity standards. CAS No. 69928-42-3. Molecular Formula: C22H28ClNO2. Mole Weight: 373.92. Catalog: APB69928423. Alfa Chemistry Analytical Products 3
Proparacaine Impurity 3 Proparacaine Impurity 3. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3-amino-4-propoxybenzoic acid. CAS No. 59691-15-5. Molecular Formula: C10H13NO3. Mole Weight: 195.09. Catalog: APB59691155. Alfa Chemistry Analytical Products 3
Proparacaine Impurity 4 Proparacaine Impurity 4. Uses: For analytical and research use. Group: Impurity standards. CAS No. 78329-81-4. Molecular Formula: C15H24N2O3. Mole Weight: 280.37. Catalog: APB78329814. Alfa Chemistry Analytical Products 3
Proparacaine Impurity 4 Proparacaine Impurity 4. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(diethylamino)ethyl 3-amino-4-chlorobenzoate. CAS No. 754936-74-8. Molecular Formula: C13H19ClN2O2. Mole Weight: 270.11. Catalog: APB754936748. Alfa Chemistry Analytical Products 3
Proparacaine Impurity 7 Proparacaine Impurity 7. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(diethylamino)ethyl 3-nitro-4-propoxybenzoate. CAS No. 736870-51-2. Molecular Formula: C16H24N2O5. Mole Weight: 324.17. Catalog: APB736870512. Alfa Chemistry Analytical Products 3
Proparacaine Impurity 8 Proparacaine Impurity 8. Uses: For analytical and research use. Group: Impurity standards. CAS No. 69781-24-4. Molecular Formula: C15H25ClN2O3. Mole Weight: 316.83. Catalog: APB69781244. Alfa Chemistry Analytical Products 3
Propofol EP Impurity B Propofol EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-isopropyl-6-(prop-1-en-2-yl)phenol. CAS No. 74926-89-9. Molecular Formula: C12H16O. Mole Weight: 176.25. Catalog: APB74926899. Alfa Chemistry Analytical Products 3
Propofol EP impurity O Propofol EP impurity O. Uses: For analytical and research use. Group: Impurity standards. CAS No. 74663-48-2. Molecular Formula: C12H18O. Mole Weight: 178.28. Catalog: APB74663482. Alfa Chemistry Analytical Products 3
propofol impurity 1 propofol impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 84633-54-5. Molecular Formula: C56H84O10. Mole Weight: 917.28. Catalog: APB84633545. Alfa Chemistry Analytical Products 3
propofol impurity 2 propofol impurity 2. Uses: For analytical and research use. Group: Impurity standards. CAS No. 40677-31-4. Molecular Formula: C14H10O5. Mole Weight: 258.23. Catalog: APB40677314. Alfa Chemistry Analytical Products 3
propofol impurity 3 propofol impurity 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 83237-15-4. Molecular Formula: C17H26O4. Mole Weight: 294.39. Catalog: APB83237154. Alfa Chemistry Analytical Products 3
Propranolol EP Impurity B Propranolol EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. CAS No. 83314-78-7. Molecular Formula: C29H33NO4. Mole Weight: 459.59. Catalog: APB83314787. Alfa Chemistry Analytical Products 3
Propranolol HCl Propranolol HCl. Uses: For analytical and research use. Group: Impurity standards. CAS No. 318-98-9. Molecular Formula: C16H22ClNO2. Mole Weight: 295.81. Catalog: APB318989. Alfa Chemistry Analytical Products 3
Propranolol Impurity 11 Propranolol Impurity 11. Uses: For analytical and research use. Group: Impurity standards. CAS No. 87075-33-0. Molecular Formula: C16H21NO6S. Mole Weight: 355.41. Catalog: APB87075330. Alfa Chemistry Analytical Products 3
Propranolol Impurity 4 Propranolol Impurity 4. Uses: For analytical and research use. Group: Impurity standards. CAS No. 77252-87-0. Molecular Formula: C17H21NO3. Mole Weight: 287.36. Catalog: APB77252870. Alfa Chemistry Analytical Products 3
Propranolol Impurity 9 Propranolol Impurity 9. Uses: For analytical and research use. Group: Impurity standards. CAS No. 94731-13-2. Molecular Formula: C22H29NO9. Mole Weight: 451.47. Catalog: APB94731132. Alfa Chemistry Analytical Products 3
Propyphenazone EP impurity A (Antipyrine) Propyphenazone EP impurity A (Antipyrine). Uses: For analytical and research use. Group: Impurity standards. CAS No. 60-80-0. Molecular Formula: C11H12N2O. Mole Weight: 188.23. Catalog: APB60800. Alfa Chemistry Analytical Products 3
PseudoEphedrine Impurity 1 PseudoEphedrine Impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 67844-53-5. Molecular Formula: C11H15NO2. Mole Weight: 193.25. Catalog: APB67844535. Alfa Chemistry Analytical Products 3
Pyrazinamide Impurity 3 Pyrazinamide Impurity 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 31722-48-2. Molecular Formula: C6H2N4. Mole Weight: 130.11. Catalog: APB31722482. Alfa Chemistry Analytical Products 3
Pyribedil impurity 4 Pyribedil impurity 4. Uses: For analytical and research use. Group: Impurity standards. CAS No. 53954-71-5. Molecular Formula: C16H18N4O3. Mole Weight: 314.35. Catalog: APB53954715. Alfa Chemistry Analytical Products 3
Pyridine Triazolone (trazodone impurity 4) Pyridine Triazolone (trazodone impurity 4). Uses: For analytical and research use. Group: Impurity standards. CAS No. 6969-71-7. Molecular Formula: C6H5N3O. Mole Weight: 135.13. Catalog: APB6969717. Alfa Chemistry Analytical Products 3
Pyridostigmine bromide EP Impurity A Pyridostigmine bromide EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. CAS No. 51581-32-9. Molecular Formula: C8H10N2O2. Mole Weight: 166.18. Catalog: APB51581329. Alfa Chemistry Analytical Products 3
Pyridostigmine bromide EP Impurity B (Bromide) Pyridostigmine bromide EP Impurity B (Bromide). Uses: For analytical and research use. Group: Impurity standards. CAS No. 31034-86-3. Molecular Formula: C6H8BrNO. Mole Weight: 190.04. Catalog: APB31034863. Alfa Chemistry Analytical Products 3
Pyridoxine EP impurity A Pyridoxine EP impurity A. Uses: For analytical and research use. Group: Impurity standards. CAS No. 5196-20-3. Molecular Formula: C8H9NO2. Mole Weight: 151.17. Catalog: APB5196203. Alfa Chemistry Analytical Products 3
Pyridoxine Impurity 11 Pyridoxine Impurity 11. Uses: For analytical and research use. Group: Impurity standards. CAS No. 82-82-6. Molecular Formula: C8H9NO4. Mole Weight: 183.16. Catalog: APB82826. Alfa Chemistry Analytical Products 3
Pyridoxine Impurity 27 Pyridoxine Impurity 27. Uses: For analytical and research use. Group: Impurity standards. CAS No. 801982-85-4. Molecular Formula: C12H17NO3. Mole Weight: 223.27. Catalog: APB801982854. Alfa Chemistry Analytical Products 3
Pyridoxine Impurity 28 Pyridoxine Impurity 28. Uses: For analytical and research use. Group: Impurity standards. CAS No. 412940-03-5. Molecular Formula: C12H15NO6. Mole Weight: 269.25. Catalog: APB412940035. Alfa Chemistry Analytical Products 3
Pyridoxine Impurity 29 Pyridoxine Impurity 29. Uses: For analytical and research use. Group: Impurity standards. CAS No. 774596-26-8. Molecular Formula: C7H11NO5. Mole Weight: 189.17. Catalog: APB774596268. Alfa Chemistry Analytical Products 3
Pyridoxine Impurity 32 (Vitamin B6EP Impurity B) Pyridoxine Impurity 32 (Vitamin B6EP Impurity B). Uses: For analytical and research use. Group: Impurity standards. CAS No. 61-67-6. Molecular Formula: C8H11NO2. Mole Weight: 153.18. Catalog: APB61676. Alfa Chemistry Analytical Products 3
Pyridoxine Impurity 40 Pyridoxine Impurity 40. Uses: For analytical and research use. Group: Impurity standards. CAS No. 875-26-3. Molecular Formula: C8H12ClNO2. Mole Weight: 189.64. Catalog: APB875263. Alfa Chemistry Analytical Products 3
Pyridoxine Impurity 43 Pyridoxine Impurity 43. Uses: For analytical and research use. Group: Impurity standards. CAS No. 6117-80-2. Molecular Formula: C4H8O2. Mole Weight: 88.11. Catalog: APB6117802. Alfa Chemistry Analytical Products 3
Pyridoxine Impurity 47 Pyridoxine Impurity 47. Uses: For analytical and research use. Group: Impurity standards. CAS No. 53580-89-5. Molecular Formula: C10H15NO3. Mole Weight: 197.23. Catalog: APB53580895. Alfa Chemistry Analytical Products 3
Pyridoxine impurity 5 (vitamin B6 impurity C) Pyridoxine impurity 5 (vitamin B6 impurity C). Uses: For analytical and research use. Group: Impurity standards. CAS No. 765235-25-4. Molecular Formula: C10H15NO3. Mole Weight: 197.23. Catalog: APB765235254. Alfa Chemistry Analytical Products 3
Pyrimethamine Impurity 3 Pyrimethamine Impurity 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 65619-33-2. Molecular Formula: C15H16ClNO2. Mole Weight: 277.75. Catalog: APB65619332. Alfa Chemistry Analytical Products 3
Pyronoprene Impurity 1 Pyronoprene Impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 684648-40-6. Molecular Formula: C10H10BNO2. Mole Weight: 187. Catalog: APB684648406. Alfa Chemistry Analytical Products 3
Pyronoprene Impurity 14 Pyronoprene Impurity 14. Uses: For analytical and research use. Group: Impurity standards. CAS No. 867267-24-1. Molecular Formula: C7H9NO2. Mole Weight: 139.15. Catalog: APB867267241. Alfa Chemistry Analytical Products 3
Pyronoprene Impurity 48 Pyronoprene Impurity 48. Uses: For analytical and research use. Group: Impurity standards. CAS No. 51834-97-0. Molecular Formula: C6H7NO2. Mole Weight: 125.13. Catalog: APB51834970. Alfa Chemistry Analytical Products 3
Pyrrolidine impurity 1 Pyrrolidine impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 773865-05-7. Molecular Formula: C9H15NO3. Mole Weight: 185.22. Catalog: APB773865057. Alfa Chemistry Analytical Products 3
Pyrrolidine impurity 3 Pyrrolidine impurity 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 936940-38-4. Molecular Formula: C6H13NO. Mole Weight: 115.18. Catalog: APB936940384. Alfa Chemistry Analytical Products 3
Pyrrolidine impurity 3 (hcl) Pyrrolidine impurity 3 (hcl). Uses: For analytical and research use. Group: Impurity standards. CAS No. 937724-81-7. Molecular Formula: C10H19ClN2O. Mole Weight: 218.73. Catalog: APB937724817. Alfa Chemistry Analytical Products 3
Pyrroloquinoline quinone impurity 1 Pyrroloquinoline quinone impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 80721-47-7. Molecular Formula: C18H14N2O8. Mole Weight: 386.32. Catalog: APB80721477. Alfa Chemistry Analytical Products 3
Pyrroloquinoline quinone impurity 3 Pyrroloquinoline quinone impurity 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 405168-58-3. Molecular Formula: C23H22ClN5O. Mole Weight: 419.91. Catalog: APB405168583. Alfa Chemistry Analytical Products 3
Quazepam Impurity 8 Quazepam Impurity 8. Uses: For analytical and research use. Group: Impurity standards. CAS No. 91224-35-0. Molecular Formula: C17H13Cl2F3N2. Mole Weight: 373.2. Catalog: APB91224350. Alfa Chemistry Analytical Products 3
Quetiapine EP Impurity A Quetiapine EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. CAS No. 844639-07-2. Molecular Formula: C23H27N3O3S. Mole Weight: 425.55. Catalog: APB844639072. Alfa Chemistry Analytical Products 3
Quetiapine EP Impurity D Quetiapine EP Impurity D. Uses: For analytical and research use. Group: Impurity standards. CAS No. 945668-94-0. Molecular Formula: C30H24N4S2. Mole Weight: 504.67. Catalog: APB945668940. Alfa Chemistry Analytical Products 3
Quetiapine EP Impurity F Quetiapine EP Impurity F. Uses: For analytical and research use. Group: Impurity standards. CAS No. 848814-27-7. Molecular Formula: C21H27N3O3S. Mole Weight: 401.53. Catalog: APB848814277. Alfa Chemistry Analytical Products 3
Quetiapine EP Impurity O Quetiapine EP Impurity O. Uses: For analytical and research use. Group: Impurity standards. CAS No. 844639-06-1. Molecular Formula: C40H39N3O2S. Mole Weight: 625.83. Catalog: APB844639061. Alfa Chemistry Analytical Products 3
Quetiapine EP Impurity S Quetiapine EP Impurity S. Uses: For analytical and research use. Group: Impurity standards. CAS No. 329216-63-9. Molecular Formula: C21H25N3O3S. Mole Weight: 399.51. Catalog: APB329216639. Alfa Chemistry Analytical Products 3
Quetiapine impurity 17 Quetiapine impurity 17. Uses: For analytical and research use. Group: Impurity standards. CAS No. 329217-62-1. Molecular Formula: C23H27N3O4S. Mole Weight: 441.55. Catalog: APB329217621. Alfa Chemistry Analytical Products 3
Quetiapine impurity 23 Quetiapine impurity 23. Uses: For analytical and research use. Group: Impurity standards. CAS No. 936094-62-1. Molecular Formula: C10H20N2O3. Mole Weight: 216.28. Catalog: APB936094621. Alfa Chemistry Analytical Products 3
Quetiapine impurity 31 Quetiapine impurity 31. Uses: For analytical and research use. Group: Impurity standards. CAS No. 3158-80-3. Molecular Formula: C13H8ClNOS. Mole Weight: 261.72. Catalog: APB3158803. Alfa Chemistry Analytical Products 3
Quinapril Quinapril. Uses: For analytical and research use. Group: Impurity standards. CAS No. 85441-61-8. Molecular Formula: C25H30N2O5. Mole Weight: 438.52. Catalog: APB85441618. Alfa Chemistry Analytical Products 3
Quinapril EP impurity A Quinapril EP impurity A. Uses: For analytical and research use. Group: Impurity standards. CAS No. 74163-81-8. Molecular Formula: C10H11NO2. Mole Weight: 177.2. Catalog: APB74163818. Alfa Chemistry Analytical Products 3
Quinapril EP impurity C Quinapril EP impurity C. Uses: For analytical and research use. Group: Impurity standards. CAS No. 82768-85-2. Molecular Formula: C23H26N2O5. Mole Weight: 410.47. Catalog: APB82768852. Alfa Chemistry Analytical Products 3
Quinapril Impurity20 Quinapril Impurity20. Uses: For analytical and research use. Group: Impurity standards. CAS No. 82586-54-7. Molecular Formula: C36H40N2O9. Mole Weight: 644.72. Catalog: APB82586547. Alfa Chemistry Analytical Products 3
Quinine Quinine. Uses: For analytical and research use. Group: Impurity standards. CAS No. 6119-47-7. Molecular Formula: C20H29ClN2O4. Mole Weight: 396.91. Catalog: APB6119477. Alfa Chemistry Analytical Products 3
Quinine Impurity 14 Quinine Impurity 14. Uses: For analytical and research use. Group: Impurity standards. CAS No. 697260-51-8. Molecular Formula: C20H24N2O2. Mole Weight: 324.42. Catalog: APB697260518. Alfa Chemistry Analytical Products 3
Quinine Impurity 17 Quinine Impurity 17. Uses: For analytical and research use. Group: Impurity standards. CAS No. 524-63-0. Molecular Formula: C20H24N2O2. Mole Weight: 324.42. Catalog: APB524630. Alfa Chemistry Analytical Products 3
Quinine Impurity 18 Quinine Impurity 18. Uses: For analytical and research use. Group: Impurity standards. CAS No. 78549-61-8. Molecular Formula: C20H24N2O3. Mole Weight: 340.42. Catalog: APB78549618. Alfa Chemistry Analytical Products 3
Quinine Impurity 19 (Hydrochloride) Quinine Impurity 19 (Hydrochloride). Uses: For analytical and research use. Group: Impurity standards. CAS No. 52211-63-9. Molecular Formula: C20H25ClN2O2. Mole Weight: 360.88. Catalog: APB52211639. Alfa Chemistry Analytical Products 3
Quinine Impurity 2 Quinine Impurity 2. Uses: For analytical and research use. Group: Impurity standards. CAS No. 60761-51-5. Molecular Formula: C20H24N2O3. Mole Weight: 340.42. Catalog: APB60761515. Alfa Chemistry Analytical Products 3
Quinine Impurity 22 Quinine Impurity 22. Uses: For analytical and research use. Group: Impurity standards. CAS No. 59082-60-9. Molecular Formula: C7H12FN. Mole Weight: 129.18. Catalog: APB59082609. Alfa Chemistry Analytical Products 3

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