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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.
Phosphoric Acid/Index Name | Phosphoric Acid (orthophosphoric acid) 85%- Specification | |
Technical Grade | Food Grade | |
Appearance | Transparent colorless sticky fluid | |
Content ( as H3PO4) | 85%min | 85%min |
Phosphorus pentoxide (as P2O5) | 61.6%min | 61.6%min |
Chloride (as Cl) | 0.0005%max | / |
Sulphate (as SO4) | 0.005%max | / |
Heavy metal (as Pb) | 0.001%max | 0.0005%max |
Colority | 20max | 10max |
Easily oxidized substances (as H3PO3) | / | 0.012% max |
Arsenic (as As) | 0.005%max | 0.00005%max |
Iron (as Fe) | 0.002%max | / |
Fluoride (as F) | / | 0.001%max |
Application:
Tech grade:
Technical grade phosphoric acid may be used to produce variety of phosphates, electrolyte treatment liquids or chemical treatment liquids, refractory mortar with phosphoric acid and inorganic coheretant. It is also used as a catalyst, drying agent and cleaner. In coating industry it is used as a rust-proof coating for metals; As a acidity regulator and nutrition agent for yeast food grade phosphoric acid 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
Food grade:
Phosphoric acid is used as an additive to acidify foods and beverages like various colas .It provides a tangy or a sour taste and being a mass produced chemical, it is available in large quantities easily.
Phosphoric Acid 85 food grade