Name: Sulfadiazine Sodium 
Alias: SD-Na

Chemical name: N-2-pyrimidinyl-4-aminobenzenesulfonyl sodium salt 
Structural formula : 

Molecular formula and molecular weight: C₁₀H₉N₄NaO₂S=272.27 
Quality standard: CPV2015 USP32 
Properties: white crystalline powder; odorless, slightly bitter taste; case light color gradient dark; soluble in water, slightly soluble in ethanol, aqueous solution of phenolphthalein indicating liquid alkaline reaction. 
Functions and Uses: Sulfonamides Antimicrobials. 
Packaging specifications: Net weight 25kg/cardboard drum; diameter 35cm×41cm height, lined with two layers of polyethylene plastic bag Storage: shading, sealed, kept in a dry place. 
Customs code: 2935900090 (for reference only) 
CAS NO: 547-32-0