Detailed Product Description

Phosphorous acid H3PO3

Detailed Description

Features:

1) Product: phosphorous acid

2) Synonyms: orthophosphorous acid; phosphonic acid

3) Molecular formula: H₃PO₃

4) Molecular weight: 82

5) Specific gravity: 1.6510

6) Melting point: 73.6°C

7) Boiling point: 200°C (decomposing at 180°C)

8) Purpose: using in reducer and pestide middle-object, using product nylon builder, plastic stabilizer synthetic fibrin dibasic Glyphosate, Water transacter ATMP and Potassiam phosphide.

Specifications:

Phosphate                    0.2% max
Chloride                        0.02% max

Sulphate                       0.01% max

Heavy Metal(as pb)        0.001% max

Iron                               0.005% max

Water Solubility Test      Excellent

Applications:
1) As raw material of the manufacture for phosphite and plastic stabilizers
2) Used for reducing agent in chemical reaction, and used in synthetic fibre
and agro-chemicals industry

Safety data sheet:
Phosphorous acid is corrosive and causes burns. In case of contact with eyes,
rinse immediately with plenty of water and seek medical advice. Users should
wear suitable protecting clothing.