1.Content 99.5% 2.High purity 3.package:25kg pp/pe bags 4. ... needle-shaped crystal ,odourless,taste cool,salty, bitter, relative gravity: 2.65, steady in damp air under 48°C,when it ... and glycerine,insoluble in ethanol.PH=7.06 USES: In food industry, it is used as nutritional supplement, solidification, the ... as Pb)%≤0.001calcium salt(as Ca)%≤0.02zinc salt-- food grade magnesium sulfate food additives