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Phosphoric Acid 85% SpecificationTech GradeFood GradeHazen30max20.0maxH3PO4, %85.0min85.0minChloride as Cl ,%0.0005maxSulphate as SO4, %0.005maxFe, %0.002maxArsenic as As, %0.005max0.00005 maxHeavy Metals as Pb(Lead), %0.001max0.0005 maxFlouride as F, %0.001 maxEasy oxide as H3PO3,%0.012 max Phosphoric Acid(T.G.85%) Usage:For making Monoammonium Phosphate,Diammonium Phosphate, Monopotassium phosphate, disodium phosphate, Sodium Tripolyphosphate and Sodium Hexametaphosphate, etc; Also be used in metal surface phosphating compounding electrolytic polishing liquid and chemical polishing liquid. Phosphoric Acid(F.G.85%) Usage:Acidity agent for acidic drinking liquid, acidity is 7-8 times than that for citric acid, for making many kinds of food grade phosphate, such as tribasic sodium phosphate, tribasic potassium phosphate, triammonium phosphate, Calcium Phosphate, Sodium Aluminium phosphate, ferric phosphate, magnesium phosphate,etc. Any question, just feel free to contact with us. Linda Skype Lindajschems