Specifications

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Synonym: phosphonic acid

Molecular Formula: H₃PO₃          

Molecular Weight: 82

CAS No.: 10294-56-1

Property: Colorless or light yellow crystals. Specific gravity is 1.651(21.2ºC), melting point:73.6ºC,boiling point is 200ºC (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 ºC, 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: Net each in 25kg plastic woven bag, lined with PE bag.

Usage: It is applied for reducing agent, nylon whiten agent, plastic stabilizer, synthetic fiber, phosphoric acid salt and agricultural pesticide intermediate etc.