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Acetylcysteine
C5H9NO3S 163.19
 l-Cysteine, N-acetyl-;
 N-Acetyl-l-cysteine [616-91-1]

DEFINITION

Acetylcysteine contains NLT 98.0% and NMT 102.0% of C5H9NO3S, calculated on the dried basis.

USP REFERENCE STANDARDS FOR PURCHASE

USP Acetylcysteine RS
USP l-Phenylalanine RS
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