... easily soluble in water, with remarkable chelating ability to some metal ions such as Ca 2+, Mg 2+, can soften hard ... of petroleum product, gum latex storage, as dispersant, solvent in metal industry and pharmaceutical industry, also widely used in gum synthesis ... 8Finess ; Passing through 1mm Mesh95 MinArsenic (As) (%):NHeavy Metal (As Pb) (%):NFluoride(F) (%):N 4, Packing: We use the kraft paper bags ...