Ortho-Phosphorous acid

our factory produces following two kind of phosphorous acids divides byraw material : (1)Take phosphorus trichloride as the raw material and hydrolyze it to produce crystalline industrial phosphoro

Specifications

Item	Crystal Index(%)		Liquid Index (%)
Item	Phosphorus trichloride method	Relic solution method	Phosphorus trichloride method	Relic solution method
main content (as H3PO3)≥	99.0	98.0	77-80	77-80
chloride content (as Cl)≤	0.01	0.01	0.03	0.03
iron content (as Fe)	0.0015	0.002	0.003	0.005
phosphate content (as PO4)≤	0.2	0.2
sulphate content (as SO4)≤	0.008	0.008
Appearance	White crystal		achromatism or pale-yellow liquid

Application

This product mainly is suitable for the raw material for production, such as the phosphite, the synthetic fiber and the organic phosphorus agricultural chemicals and so on. Also uses in producing h

Packing

(1) crystal: 25kgs/bag, inner packaging adopts double ply polythene film bag, external packaging is plastic woven bag B: 50kgs in paper drum or metal; C: 1000kgs in big bag D: According to buyer re

CAS No.

13598-36-2

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