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Sulfamethazine
C12H14N4O2S 278.33
 Benzenesulfonamide, 4-amino-N-(4,6-dimethyl-2-pyrimidinyl)-;
 N1-(4,6-Dimethyl-2-pyrimidinyl)sulfanilamide [57-68-1]

DEFINITION

Sulfamethazine contains NLT 99.0% and NMT 100.5% of sulfamethazine (C12H14N4O2S), calculated on the dried basis.

USP REFERENCE STANDARDS FOR PURCHASE

USP Sulfamethazine RS
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