Персульфат натрия

SPECIFICATION ITEMSSPECIFICATIONSAppearancewhite crystalline saltAssay99.0% w/w minActive oxygen6.65% w/w minChloride and chlorate(as CL)0.005% w/w maxAmmonia (NH4)0.05% w/w maxManganese(Mn)0.0001% w/w maxIron(Fe)0.001% w/w maxHeavy metals(as Pb)0.001% w/w maxMoisture0.05% w/w maxDecomposition of the product as suppliedat above 65°CRecommended storage temperatureNormal TemperatureApplication Polymerization : Initiator for the emulsion or solution Polymerization of acrylic monomers,vinyl acetate,vinyl chloride etc.and for the emulsion co-polymerization of styrene,acrylonitrile,butadiene etc. Metal treatment : Treatment of metal surfaces(e.g. in the manufacture of semiconductors; cleaning and etching of printed circuits),activation of copper and aluminium surfaces. Cosmetics : Essential component of bleaching formulations. Paper : modification of starch,repulping of wet - strength paper. Textile : Desizing agent and bleach activator - particularly for cold bleaching.(i.e.bleaching of Jeans).