亚磷酸

Features:

1) Product: phosphorous acid

2) Synonyms: orthophosphorous acid; phosphonic acid

3) CAS no.: 10294-56-1

4) Molecular formula: H3PO3

5) Molecular weight: 82

6) Specific gravity: 1.6510

7) Melting point: 73.6°C

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

Specifications:

content:98.5%min

phosphate:0.2%max

chloride:0.02%max

sulphate:0.002%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.

UN classification number: 2834

IMDG code: 81502

Packing:

25kg/plastic woven bag or Kraft bag