药智官方微信
药智官方微博
ItemStandardAnalysis dataAppearanceWhite powderconformsState of Solution (Transmittance)Not less than 95.0%98.1%Chloride (Cl)Not more than0.02%<0.008%Heavy metal(Pb)Not more than 15ppm<15ppmArsenic(As2O3)Not more than 2ppm<2ppmLoss on dryingNot more than 0.20%0.18%Residue on ignition(sulfated)Not more than 0.20%0.11%Assay98.0 to101.0%99.0%
