USPUSP-NF
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Omeprazole
C17H19N3O3S 345.42
 1H-Benzimidazole, 5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-;
 5-Methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]benzimidazole [73590-58-6]

DEFINITION

Omeprazole contains NLT 98.0% and NMT 102.0% of omeprazole (C17H19N3O3S), calculated on the dried basis.

USP REFERENCE STANDARDS FOR PURCHASE

USP Omeprazole RS
USP Omeprazole Related Compound A RS
USP Omeprazole Related Compound E RS
USP Omeprazole Related Compound I RS
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