Standard: Food Grade, Self-determinationComposition:ElementStated Value (%)Actual Value (%)Sodium Alum(Dry)≥9999.50Water ≤64Water-fast Element≤0.400.015Arsenic (As)≤0.0004<0.0004Plumbum (Pb)≤0.001<0.001Fluoride ≤0.0060.002Dosage: 0.3-0.5%Packing: Poly bag; 25kg/bag