Specifications: 1.Sodium Chlorite as NaClO2≥25% 2.Sodium Chlorate as NaClO3≤1.25% 3.Sodium Hydroxide as NaOH≤0.9% 4.Sodium Carbonate as Na2CO3≤0.6% 5.Sodium Chloride as NaCl≤5.3% 6.Sodium Sulfate as Na2SO4≤0.9% 7.Sodium Nitrate as NaNO3≤0.1% 8.Arsenic as As≤0.0003% 9.Mercury as Hg≤0.00001% 10.Lead as Pb≤0.001% 11.Hydrogen Peroxide≤0.01%Package: PVC plastic drum, net weight: 25kg, or following your demandUsage: used in the making of chlorine dioxide, or blanching of textile , fiber, paper pulp, sand sugar, flour, wax, etc., or certain metal surface-active handle, drink water clean, and waster water handle, etc.Storage: No mixed with acid or reductive matter, sealed in cool, airiness and dry place. Avoid sunshine and fare away from heat and fire. Out fire: extinguishing it with sand, water, or kinds of fire extinguisher.