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Physicochemical properties:White or white-like crystalline powder, odorless, slightly bitter; soluble in acetone, slightly soluble in ethanol, insoluble in water,chloroform or ether;
Relevant impurities:Refined sulfanilamide≤0.5% ,unknown impurities≤0.5% , Total impurities≤1.0%
Loss on drying:≤0.5%
Content:98.0-102.0%
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