... since 1997 2.One of the largest exporter and supplier 3.3000MT/month 4.Best quality and Best price Phosphoric acid ... of human body; it has got hydroscopic. ItemValueColority ≤20Content (H 3 P O 4 ), % ≥85%Chloride(Cl ) , % ≤ Sulphates( SO 4 ), % ≤ Iron ... ) , % ≤0.00005Heavey Metal (Pb), % ≤0.0005Fluorine ( F), % ≤0.0010Oxide ( H 3 PO 3 ), % ≤0.0120 Usage : Used as acidic flavoring for food, nutriment ...