Alfa Chemistry Analytical Products - Products

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
Ondansetron Impurity 04 Ondansetron Impurity 04. Uses: For analytical and research use. Group: Impurity standards. CAS No. 126702-17-8. Molecular Formula: C18H19N3O2. Mole Weight: 309.37. Catalog: APB126702178. Alfa Chemistry Analytical Products
Ondansetron Impurity 05 Ondansetron Impurity 05. Uses: For analytical and research use. Group: Impurity standards. CAS No. 110708-17-3. Molecular Formula: C18H19N3O2. Mole Weight: 309.37. Catalog: APB110708173. Alfa Chemistry Analytical Products
Ondansetron Impurity 06 Ondansetron Impurity 06. Uses: For analytical and research use. Group: Impurity standards. CAS No. 126671-71-4. Molecular Formula: C18H19N3O2. Mole Weight: 309.37. Catalog: APB126671714. Alfa Chemistry Analytical Products
Ondansetron Impurity 07 Ondansetron Impurity 07. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1365727-07-6. Molecular Formula: C27H26N2O2. Mole Weight: 410.52. Catalog: APB1365727076. Alfa Chemistry Analytical Products
Ondansetron Impurity 08 Ondansetron Impurity 08. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1365727-09-8. Molecular Formula: C29H26N2O2. Mole Weight: 434.54. Catalog: APB1365727098. Alfa Chemistry Analytical Products
Ondansetron Impurity 09 Ondansetron Impurity 09. Uses: For analytical and research use. Group: Impurity standards. CAS No. 15128-52-6. Molecular Formula: C12H11NO. Mole Weight: 185.23. Catalog: APB15128526. Alfa Chemistry Analytical Products
OPAL BLUE SS OPAL BLUE SS. Uses: For analytical and research use. Group: Dyes (technical grade). Alternative Names: Solvent Blue 23. CAS No. 2152-64-9. Catalog: AP2152649. Alfa Chemistry Analytical Products
Opicapone impurity 4 Opicapone impurity 4. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1402714-41-3. Molecular Formula: C16H12Cl2N4O6. Mole Weight: 427.19. Catalog: APB1402714413. Alfa Chemistry Analytical Products
Orlistat Impurity 12 Orlistat Impurity 12. Uses: For analytical and research use. Group: Impurity standards. CAS No. 130793-26-9. Molecular Formula: C22H42O3. Mole Weight: 354.58. Catalog: APB130793269. Alfa Chemistry Analytical Products
Orlistat Impurity 2 Orlistat Impurity 2. Uses: For analytical and research use. Group: Impurity standards. CAS No. 130676-63-0. Molecular Formula: C28H53NO3. Mole Weight: 451.74. Catalog: APB130676630. Alfa Chemistry Analytical Products
Orlistat Impurity 21 Orlistat Impurity 21. Uses: For analytical and research use. Group: Impurity standards. CAS No. 130676-64-1. Molecular Formula: C22H40O2. Mole Weight: 336.56. Catalog: APB130676641. Alfa Chemistry Analytical Products
Orlistat Impurity 26 Orlistat Impurity 26. Uses: For analytical and research use. Group: Impurity standards. CAS No. 130793-28-1. Molecular Formula: C29H55NO6. Mole Weight: 513.76. Catalog: APB130793281. Alfa Chemistry Analytical Products
Orlistat Impurity 27 Orlistat Impurity 27. Uses: For analytical and research use. Group: Impurity standards. CAS No. 130676-66-3. Molecular Formula: C29H55NO6. Mole Weight: 513.76. Catalog: APB130676663. Alfa Chemistry Analytical Products
Orlistat Impurity 28 Orlistat Impurity 28. Uses: For analytical and research use. Group: Impurity standards. CAS No. 112836-64-3. Molecular Formula: C22H40O3. Mole Weight: 352.56. Catalog: APB112836643. Alfa Chemistry Analytical Products
Orlistat Impurity 30 Orlistat Impurity 30. Uses: For analytical and research use. Group: Impurity standards. CAS No. 155548-91-7. Molecular Formula: C22H42O3. Mole Weight: 354.58. Catalog: APB155548917. Alfa Chemistry Analytical Products
Orlistat Impurity 31 Orlistat Impurity 31. Uses: For analytical and research use. Group: Impurity standards. CAS No. 160549-09-7. Molecular Formula: C22H42O3. Mole Weight: 354.58. Catalog: APB160549097. Alfa Chemistry Analytical Products
Orlistat Impurity 37 Orlistat Impurity 37. Uses: For analytical and research use. Group: Impurity standards. CAS No. 104801-96-9. Molecular Formula: C22H42O3. Mole Weight: 354.58. Catalog: APB104801969. Alfa Chemistry Analytical Products
Orlistat Impurity 39 Orlistat Impurity 39. Uses: For analytical and research use. Group: Impurity standards. CAS No. 108102-74-5. Molecular Formula: C28H53NO4. Mole Weight: 467.74. Catalog: APB108102745. Alfa Chemistry Analytical Products
Orlistat Impurity 4 Orlistat Impurity 4. Uses: For analytical and research use. Group: Impurity standards. CAS No. 130793-27-0. Molecular Formula: C29H53NO5. Mole Weight: 495.74. Catalog: APB130793270. Alfa Chemistry Analytical Products
Orlistat Impurity 42 Orlistat Impurity 42. Uses: For analytical and research use. Group: Impurity standards. CAS No. 130676-65-2. Molecular Formula: C29H53NO5. Mole Weight: 495.74. Catalog: APB130676652. Alfa Chemistry Analytical Products
Orlistat Impurity 44 Orlistat Impurity 44. Uses: For analytical and research use. Group: Impurity standards. CAS No. 19740-72-8. Molecular Formula: C8H16N2O4. Mole Weight: 204.23. Catalog: APB19740728. Alfa Chemistry Analytical Products
Orlistat Impurity 45 Orlistat Impurity 45. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1072902-75-0. Molecular Formula: C29H53NO5. Mole Weight: 495.75. Catalog: APB1072902750. Alfa Chemistry Analytical Products
Orlistat Impurity 47 Orlistat Impurity 47. Uses: For analytical and research use. Group: Impurity standards. CAS No. 104872-28-8. Molecular Formula: C29H53NO5. Mole Weight: 495.75. Catalog: APB104872288. Alfa Chemistry Analytical Products
Orlistat Impurity 51 Orlistat Impurity 51. Uses: For analytical and research use. Group: Impurity standards. CAS No. 136890-12-5. Molecular Formula: C22H42O3. Mole Weight: 354.58. Catalog: APB136890125. Alfa Chemistry Analytical Products
Orlistat Impurity 54 Orlistat Impurity 54. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1119226-56-0. Molecular Formula: C30H55NO5. Mole Weight: 509.77. Catalog: APB1119226560. Alfa Chemistry Analytical Products
Orlistat Impurity 8 Orlistat Impurity 8. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1243011-56-4. Molecular Formula: C31H57NO5. Mole Weight: 523.8. Catalog: APB1243011564. Alfa Chemistry Analytical Products
Orlistat Impurity 9 Orlistat Impurity 9. Uses: For analytical and research use. Group: Impurity standards. CAS No. 130793-30-5. Molecular Formula: C22H44O4. Mole Weight: 372.59. Catalog: APB130793305. Alfa Chemistry Analytical Products
Ornidazole Impurity 1 Ornidazole Impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1100750-18-2. Molecular Formula: C7H9N3O3. Mole Weight: 183.17. Catalog: APB1100750182. Alfa Chemistry Analytical Products
Ornidazole Impurity 10 Ornidazole Impurity 10. Uses: For analytical and research use. Group: Impurity standards. CAS No. 109620-80-6. Molecular Formula: C6H8ClN3O3. Mole Weight: 205.6. Catalog: APB109620806. Alfa Chemistry Analytical Products
Ornidazole Impurity 15 Ornidazole Impurity 15. Uses: For analytical and research use. Group: Impurity standards. CAS No. 105687-87-4. Molecular Formula: C7H9ClN4O5. Mole Weight: 264.62. Catalog: APB105687874. Alfa Chemistry Analytical Products
Ornidazole Impurity 16 Ornidazole Impurity 16. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1565482-62-3. Molecular Formula: C7H11ClN2O. Mole Weight: 174.63. Catalog: APB1565482623. Alfa Chemistry Analytical Products
Ornidazole Impurity 44 Ornidazole Impurity 44. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1064004-83-6. Molecular Formula: C7H11N3O4. Mole Weight: 201.18. Catalog: APB1064004836. Alfa Chemistry Analytical Products
Ornidazole Impurity 5 Ornidazole Impurity 5. Uses: For analytical and research use. Group: Impurity standards. CAS No. 16042-25-4. Molecular Formula: C4H4N2O2. Mole Weight: 112.09. Catalog: APB16042254. Alfa Chemistry Analytical Products
Ornidazole Impurity 8 Ornidazole Impurity 8. Uses: For analytical and research use. Group: Impurity standards. CAS No. 166734-80-1. Molecular Formula: C7H10ClN3O3. Mole Weight: 219.63. Catalog: APB166734801. Alfa Chemistry Analytical Products
Ornidazole Impurity I Ornidazole Impurity I. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-methyl-5-nitro-1-(oxiran-2-ylmethyl)-1H-imidazole. CAS No. 16773-52-7. Molecular Formula: C7H9N3O3. Mole Weight: 183.16. Catalog: APB16773527. Alfa Chemistry Analytical Products
Ornidazole Impurity J Ornidazole Impurity J. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-methyl-4-nitro-1-(oxiran-2-ylmethyl)-1H-imidazole. CAS No. 16773-51-6. Molecular Formula: C7H9N3O3. Mole Weight: 183.16. Catalog: APB16773516. Alfa Chemistry Analytical Products
Ornidazole Isomer Impurity Ornidazole Isomer Impurity. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-chloro-3-(2-methyl-4-nitro-1H-imidazol-1-yl)propan-2-ol. CAS No. 14419-11-5. Molecular Formula: C7H10ClN3O3. Mole Weight: 219.04. Catalog: APB14419115. Alfa Chemistry Analytical Products
Ortataxel Ortataxel. Uses: For analytical and research use. Group: Impurity standards. CAS No. 186348-23-2. Molecular Formula: C44H57NO17. Mole Weight: 871.93. Catalog: APB186348232. Alfa Chemistry Analytical Products
Ortho-Hydroxy Atorvastatin Calcium Salt (Atorvastatin Impurity 13) Ortho-Hydroxy Atorvastatin Calcium Salt (Atorvastatin Impurity 13). Uses: For analytical and research use. Group: Impurity standards. CAS No. 1046118-41-5. Molecular Formula: C66H68CaF2N4O12. Mole Weight: 1187.36. Catalog: APB1046118415. Alfa Chemistry Analytical Products
Oryzanol impurity 11 Oryzanol impurity 11. Uses: For analytical and research use. Group: Impurity standards. CAS No. 21238-33-5. Molecular Formula: C40H58O4. Mole Weight: 602.9. Catalog: APB21238335. Alfa Chemistry Analytical Products
Oryzanol impurity 13 Oryzanol impurity 13. Uses: For analytical and research use. Group: Impurity standards. CAS No. 11042-64-1. Molecular Formula: C40H58O4. Mole Weight: 602.9. Catalog: APB11042641. Alfa Chemistry Analytical Products
Oryzanol impurity 14 Oryzanol impurity 14. Uses: For analytical and research use. Group: Impurity standards. CAS No. 106774-77-0. Molecular Formula: C38H58O4. Mole Weight: 578.88. Catalog: APB106774770. Alfa Chemistry Analytical Products
Oseltamivir Acid Isopropyl Ester Phosphoric Acid Oseltamivir Acid Isopropyl Ester Phosphoric Acid. Uses: For analytical and research use. Group: Covid-19 research and reference materials. Catalog: APS002680. Format: Neat. Alfa Chemistry Analytical Products
Oseltamivir-D3 Oseltamivir-D3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1242184-43-5. Molecular Formula: C14H21D3N2O4. Mole Weight: 287.37. Catalog: APB1242184435. Alfa Chemistry Analytical Products
Oseltamivir Diastereomer IV Oseltamivir Diastereomer IV. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1402431-91-7. Molecular Formula: C16H28N2O4. Mole Weight: 312.41. Catalog: APB1402431917. Alfa Chemistry Analytical Products
Oseltamivir EP Impurity C Oseltamivir EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3R,4R,5S)-4-acetamido-5-amino-3-(pentan-3-yloxy)cyclohex-1-enecarboxylic acid. CAS No. 187227-45-8. Molecular Formula: C14H24N2O4. Mole Weight: 284.35. Catalog: APB187227458. Alfa Chemistry Analytical Products
Oseltamivir EP Impurity D Oseltamivir EP Impurity D. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: ethyl 4-acetamido-3-hydroxybenzoate. CAS No. 1346604-18-9. Molecular Formula: C11H13NO4. Mole Weight: 223.23. Catalog: APB1346604189. Alfa Chemistry Analytical Products
Oseltamivir EP Impurity J Oseltamivir EP Impurity J. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1035895-88-5. Molecular Formula: C16H28N2O4. Mole Weight: 312.41. Catalog: APB1035895885. Alfa Chemistry Analytical Products
Oseltamivir EP Impurity J Phosphate Oseltamivir EP Impurity J Phosphate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1035895-89-6. Molecular Formula: C16H31N2O8P. Mole Weight: 410.4. Catalog: APB1035895896. Alfa Chemistry Analytical Products
Oseltamivir Impurity 26 Oseltamivir Impurity 26. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3R,4R,5S)-4,5-diamino-3-(pentan-3-yloxy)cyclohex-1-enecarboxylic acid. CAS No. 212504-90-0. Molecular Formula: C12H22N2O3. Mole Weight: 242.31. Catalog: APB212504900. Alfa Chemistry Analytical Products
Oseltamivir Impurity 42 Oseltamivir Impurity 42. Uses: For analytical and research use. Group: Impurity standards. CAS No. 136994-78-0. Molecular Formula: C12H18O5. Mole Weight: 242.27. Catalog: APB136994780. Alfa Chemistry Analytical Products
Oseltamivir Impurity 54 Oseltamivir Impurity 54. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1052063-36-1. Molecular Formula: C14H24N2O4. Mole Weight: 284.36. Catalog: APB1052063361. Alfa Chemistry Analytical Products
Oseltamivir Impurity 62 Oseltamivir Impurity 62. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1234858-94-6. Molecular Formula: C13H20O4. Mole Weight: 240.3. Catalog: APB1234858946. Alfa Chemistry Analytical Products
Oseltamivir Impurity 69 Oseltamivir Impurity 69. Uses: For analytical and research use. Group: Impurity standards. CAS No. 2125702-80-7. Molecular Formula: C16H29N5O4. Mole Weight: 355.44. Catalog: APB2125702807. Alfa Chemistry Analytical Products
Oseltamivir Impurity 96 Oseltamivir Impurity 96. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1238305-24-2. Molecular Formula: C4H6N2O3. Mole Weight: 130.1. Catalog: APB1238305242. Alfa Chemistry Analytical Products
Oseltamivir Impurity I Oseltamivir Impurity I. Uses: For analytical and research use. Group: Impurity standards. CAS No. 212504-89-7. Molecular Formula: C14H26N2O3. Mole Weight: 270.37. Catalog: APB212504897. Alfa Chemistry Analytical Products
Oseltamivir Impurity-RRE Oseltamivir Impurity-RRE. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1266663-89-1. Molecular Formula: C14H22O4. Mole Weight: 254.33. Catalog: APB1266663891. Alfa Chemistry Analytical Products
Oseltamivir Phosphate EP Impurity C HCl Oseltamivir Phosphate EP Impurity C HCl. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1415963-60-8. Molecular Formula: C14H25ClN2O4. Mole Weight: 320.81. Catalog: APB1415963608. Alfa Chemistry Analytical Products
Oseltamivir Phosphate Impurity A Oseltamivir Phosphate Impurity A. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1364932-19-3. Molecular Formula: C14H24N2O4. Mole Weight: 284.36. Catalog: APB1364932193. Alfa Chemistry Analytical Products
Oseltamivir Phosphate Impurity B Oseltamivir Phosphate Impurity B. Uses: For analytical and research use. Group: Impurity standards. CAS No. 2124269-41-4. Molecular Formula: C16H29N5O4. Mole Weight: 355.44. Catalog: APB2124269414. Alfa Chemistry Analytical Products
Oseltamivir Phosphate Impurity F Oseltamivir Phosphate Impurity F. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1052063-37-2. Molecular Formula: C15H26N2O4. Mole Weight: 298.38. Catalog: APB1052063372. Alfa Chemistry Analytical Products
Osimertinib Osimertinib. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1421373-65-0. Molecular Formula: C28H33N7O2. Mole Weight: 499.62. Catalog: APB1421373650. Alfa Chemistry Analytical Products
Osimertinib impurity 13 Osimertinib impurity 13. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1421373-98-9. Molecular Formula: C27H31N7O2. Mole Weight: 485.59. Catalog: APB1421373989. Alfa Chemistry Analytical Products
Osimertinib mesylate Osimertinib mesylate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1421373-66-1. Molecular Formula: C29H37N7O5S. Mole Weight: 595.72. Catalog: APB1421373661. Alfa Chemistry Analytical Products
Oxacillin Penillic Acid Disodium Salt, 80% (Mixture of Diastereomers) Oxacillin Penillic Acid Disodium Salt, 80% (Mixture of Diastereomers). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2,3,7,7a-Tetrahydro-2,2-dimethyl-5-(5-methyl-3-phenyl-4-isoxazolyl)-Imidazo[5,1-b]thiazole-3,7-dicarboxylic Acid Disodium Salt. IUPAC Name: disodium;2,2-dimethyl-5-(5-methyl-3-phenyl-isoxazol-4-yl)-7,7a-dihydro-3H-imidazo[5,1-b]thiazole-3,7-dicarboxylate. Molecular Formula: C19H17N3O5S.2Na. Mole Weight: 445.40. Catalog: APS002695. SMILES: [Na+]. [Na+]. Cc1onc (c2ccccc2)c1C3=NC (C4SC (C) (C)C (N34)C (=O)[O-])C (=O)[O-]. Format: Neat. Alfa Chemistry Analytical Products
Oxacillin sodium EP Impurity C Oxacillin sodium EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1136-45-4. Molecular Formula: C11H9NO3. Mole Weight: 203.2. Catalog: APB1136454. Alfa Chemistry Analytical Products
Oxalic Acid-(1,2-13C2) Oxalic Acid-(1,2-13C2). Uses: For analytical and research use. Group: Impurity standards. Catalog: APS002696. Format: Neat. Alfa Chemistry Analytical Products
Oxatomide ≥99%. Uses: For analytical and research use. Group: Fluorescence/luminescence spectroscopy; api standards; pharmaceutical toxicology. Alternative Names: R 35443, KW 4354, Celtect, NSC 309710,2H-Benzimidazol-2-one, 1-[3-[4-(diphenylmethyl)-1-piperazinyl]propyl]-1,3-dihydro-, Tinset, Dasten, Cobiona, Oxatomide. CAS No. 60607-34-3. Pack Sizes: 10MG. IUPAC Name: 3-[3-(4-benzhydrylpiperazin-1-yl)propyl]-1H-benzimidazol-2-one. Molecular Formula: C27H30N4O. Mole Weight: 426.55. EC Number: 262-320-9. Catalog: APS60607343. Assay: ≥99%. SMILES: O=C1Nc2ccccc2N1CCCN3CCN (CC3)C (c4ccccc4)c5ccccc5. Format: Neat. Shipping: Room Temperature. Alfa Chemistry Analytical Products
Oxcarbazepine EP Impurity D Oxcarbazepine EP Impurity D. Uses: For analytical and research use. Group: Impurity standards. CAS No. 19579-83-0. Molecular Formula: C14H9NO2. Mole Weight: 223.23. Catalog: APB19579830. Alfa Chemistry Analytical Products
Oxcarbazepine EP Impurity G Oxcarbazepine EP Impurity G. Uses: For analytical and research use. Group: Impurity standards. CAS No. 15882-79-8. Molecular Formula: C17H17NO. Mole Weight: 251.33. Catalog: APB15882798. Alfa Chemistry Analytical Products

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