- Origin: Jiangsu, China
Synonym: Orthophosphorous acid
Molecular Formula: H3PO3
Molecular Weight: 82
CAS No.: 13598-36-2
Hazard Class: 8
Property: Colorless or light yellow crystals. Specific gravity is 1.651(21.2º C), melting point: 73.6º C, boiling point is 200º C (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 º C, it'll decompose to phosphoric acid and hydrogen phosphate.
Packing: Net each in 25kg plastic woven bag, lined with PE bag. Or 50kg, 500kg and 1000kg as you need
Usage: It is applied for reducing agent, nylon whiten agent, plastic stabilizer, synthetic fiber, phosphoric acid salt and agricultural pesticide intermediate etc.