hlsm001

We are a well-known manufactory in China, 1,Specification For Food Grade and Industry Grade:ItemQuality IndexFood GradeIndustry GradePurity(As Na2S2O5)98.0%min96.0%minSulfur Dioxide(SO2)65.0%min65.0%minArsenic(As)0.0002%max-Heavy metals(As Pb)0.0005%max-Selenium(Se)0.001%max-Iron(Fe)0.001%max0.002%maxWater insoluble0.02%max0.05%maxPH value:4.0-4.84.0-4.8Remark:Cinformed with FCC V and E223 ...