Not Less Than - 95%
Atorvastatin Cyclic Fluorophenyl Sodium Salt Impurity; Atorvastatin FP Impurity Sodium Salt; Atorvastatin Epoxy Pyrrolooxazin 7-Hydroxy Analog (USP - Base); Sodium 4-(1b-(4-fluorophenyl)-7-hydroxy-7-isopropyl-1a-phenyl-7a-(phenylcarbamoyl)hexahydro-1aH-oxireno[2',3':3,4]pyrrolo[2,1-b][1,3]oxazin-3-yl)-3-hydroxybutanoate; 1b-(4-Fluorophenyl)hexahydro-ß,7-dihydroxy-7-(1-methylethyl)-1a-phenyl-7a-[(phenylamino)carbonyl]-3H-oxireno[3,4]pyrrolo[2,1-b][1,3]oxazine-3-butanoic Acid Sodium