Manufacturer and supplier of industrial chemistry and rare earth metals. China, Ningbo.

Phosphorous Acid

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Product

Molecular Formula:H3PO3

Molecular Weight:82

CAS No:10294-56-1

Property:Colorless or light yellow crystals. Specific gravity is 1.651 (21.2℃), melting point: 73.6℃,boiling point is 200℃ (decomposed) with deliquescence, soluble in water easily soluble in alcohol. It’ll be gradually oxidized to phosphoric acid. When it’s heated to over 180℃, it’ll decompose to phosphoric acid and hydrogen phosphate.

Specification:

Main Content
98% Min
Fe
0.005% Max
Chloride
0.01% Max
Phosphate
0.2% Max
Sulphate
0.01% Max

Packing:

Usage:

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