USPUSP-NF
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Sulfamethazine
C12H14N4O2S 278.33
 Benzenesulfonamide, 4-amino-N-(4,6-dimethyl-2-pyrimidinyl)-.
 N 1 -(4,6-Dimethyl-2-pyrimidinyl)sulfanilamide [57-68-1]

» Sulfamethazine contains not less than 99.0 percent and not more than 100.5 percent of C12H14N4O2S, calculated on the dried basis.

USP REFERENCE STANDARDS FOR PURCHASE

USP Sulfamethazine RS
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