product name :
phosphoric acid
overview
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cas no :
7664-38-2
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einecs no :
231-633-2
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hs code :
2809201100
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grade standard :
food grade, tech grade
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appearance :
colorless, transparent and syrupy liquid
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packaging details :
35kg,330kg/drums,1600-1650kg/ibc
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application :
phosphoric acid is mainly used for pharmaceutical, food, fertilizer and other industries as chemicals, nutrients, sour agents, preservatives and so on
product description
phosphoric acid is in colorless, transparent and syrupy liquid or rhombic crystalline;phosphoric acid is odorless and tastes very sour; its melting point is 42.35°c and when heated to 300°c phosphoric acid will become into meta phosphoric acid; its relative density is 1.834 g/cm3;phosphoric acid is easily soluble in water and resolves in ethanol; phosphoric acid may irritate human skin to cause phlogosis and destroy the issue of human body;phosphoric acid shows corrosiveness being heated in ceramic vessels; phosphoric acid has got hydroscopicity.
chemical formula: h3po4
cas no.: 7664-38-2
packing: 20l/200l drum, 1000l ibc, iso tank or bulk
specifications: national standard gb3149-2004
items | food grade spec. | |
85% min | 75% min | |
h3po4 | ≥85% | ≥75% |
h3po3 | ≤0.012% | ≤0.012% |
arsenic as as | ≤0.00005% | ≤0.00005% |
heavy metal as pb | ≤0.0005% | ≤0.0005% |
fluorine as f% | ≤0.001 | ≤0.001 |
colority | ≤20 | ≤20 |
un no:1805
handing and storage: store in well-insulated area. store protected from moisture & heat. keep at temperature above 16 degree.
application
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.phosporic acid is also used as a catalyst, drying agent and cleaner. in coating industry phosphoric acid 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.
others
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