Specifications of product: H3PO4: 85% Arsenic as As: 0.00002% Heavy metal as Pb: 0.0003% H3PO3: 0.0041% Fluoride as F: 0.00029% Properties: It is Colorless, transparent and syrupy liquid; It is odorless and tastes very sour; its melting point is 42.35 ; it is easily soluble in water and resolves in ethanol; it may irritate human skin to cause phlogosis and destroy the issue of human body; it has got hydroscopic. Use: As a acidity regulator and nutrition agent for yeast. Phosphoric acid food grade may be applied to flavors, canned food and light drinks as well as used in wine brewery as a nutrients source for yeast to prevent the reproduction of useless bacteria. Packing: In plastic drum of 35 kg , 330 kg net each or in IBC drum of 1600kg net each.