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Name : Phosphoric Acid 75%/85%
Content :

Chemical Formula£ºH3PO4

Molecular Weight£º97.99

Standard executed£ºGB2091-2003(Technical grade)  GB3194-2004(Food grade)

Properties:

It is in Colorless,transparent and syrupy liquid or rhombiccrystalline;it is odorles and tasted very sour;its melting point is 42.35¡æ and when heated to 300¡æ it will become into meta phosphoric acid; relative density of 85% phosphoric acid is 1.834;it is easily soluble in water and resolves in ethanol;it may irritate human skin to cause phologosis and destroy the issue of human body;it shows corrosiveness being heated in ceramic vesseels;it has got hydroscopicity.

Application:

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 costing industry it is used as a rust-proof coating for metals;as a acidity regulator and nutrition agent for yeast food grade phosphoric acid maybe 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 :

Packed in 35KG or 330KG plastic drum ,or 1600kg IBC drum.The inner cover as well as the outer cover of the packing drums must be well sealed.

 

NO.

Indexes

Tech grade

Food grade

1

Appearance

Colorless,transparent syrupy liquid

Colorless,transparent syrupy liquid

2

Colour≤

20

10

3

Assay£¨H3PO4£© %  ≥

75.0/85.0

75.0/85.0

4

Chloride£¨CL£©% ≤

0.0005

0.0005

5

Sulphate£¨SO4£©% ≤

0.005

 

6

Iron £¨Fe£©% ≤

          0.002  

7

Arsenic (  As  ) % ≤

          0.005

0.0005

8

Heavy Metals( Pb ) % ≤

           0.001

0.0005

9

Oxidable matter£¨H3PO3£©% ≤

 

0.012

10

Fluoride(F) % ≤

 

0.001 

 

 
 

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