Phosphorous Acid

Short Description:

Product Property

White or light yellow crystal, garlic smell, easily deliquescence.


1.Is an intermediate in the preparation of other phosphorus compounds.In the manufacture of superphosphates for fertilizers, other phosphate salts, polyphosphates.

2.Use an pesticide intermediate and raw material of organic phosphorus water treatment agent.

3.Mainly used as reducing agent, nylon brightening agent, raw material of phosphite.


Product Detail


Product Tags

Specification Sheet

Items Index
Molecular formula H3PO3
CAS NO. 13598-36-2
Appearance White or light yellow crystal
Purity ≥99.0
Fe w/% ≤0.005
PO43- w/% ≤0.1
SO42- w/% ≤0.005
Cl- w/% ≤0.01
Output Annual output 30,000 tons
Shelf life One year
Storage Store in a cool and ventilated warehouse, the package should be sealed and not in contact with air
Package 25Kg/bag; 1 ton/bag
Plastic woven bag (lined with 2 layer of PE bag)

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