Name: Sulfamethoxazole Sodium 
Alias: SMZ-Na
Chemical name: N-(5-methyl-2-isoxazolyl)-4-aminobenzenesulfonamide 
Structural formula ： 

Molecular formula and molecular weight: C₁₀H₁₀N₃NaO₃S=275.28 
Quality standard: Enterprise standard Assay ≥ 98.5% 
Properties: white or slightly yellow crystalline or powder; odorless; case of light color gradient dark; soluble in water, slightly soluble in ethanol; long time placed in the wet air, will slowly absorb CO₂ and analyze the SMZ. 
Functions and Uses: Sulfonamides Antimicrobial anti-inflammatory drugs for the treatment of urinary tract infections, respiratory infections, skin suppurative infections; injection or drinking water. 
Packing: Net weight 25kg/cardboard drum; diameter 36cm×height47cm
Storage: shading, sealed, stored in a dry place. 
Customs code: 2935900090 (for reference only) 
CAS No.:4563-84-2