PRODUCT : SODIUM THIOSULFATE MOLECULAR FORMULA : Na2SO3 5H2O PRODUCT SPECIFICATIONPRODUCT : SODIUM THIOSULFATEMOLECULAR FORMULA :Na2SO3·5H2OORIGIN : CHINASPECIFICATION: ITEMFIRST GRADESECOND GRADEApperancewhite crystalline powder.white crystalline powder.Purity % min99.098.0Sulphide(As Na2S),%,max0.0010.003Fe,%,max0.0020.003Insoluble matter in water,%,max0.010.03PH6.5-9.56.5-9.5 PACKING :50kg/ ...