Appearance White crystal Purity 98-99 %min Chloride (Cl) 0.01%max Ca 0.01%max Fe 0.0005%max Sulphate (SO4) 0.01%max Heavy metal (as Pb) 0.0005%max Reduction of potassium permanganate material conformity PH value 7.0-9.5 we have pharmaceutical grade, food grade and industrial grade
pharmaceutical, food additive, snow melt agent,Additive Chemicals