Phosphorous acid

CAS No.:13598-36-2

Molecular formula H3PO3

Appearance and properties:White or light yellow crystals, with a garlic flavor and easy deliquescence.

Boiling point:200 ℃ (decomposition)

Melting point:73.6℃

Solubility:Easily soluble in water and alcohol

Density:Relative density (water=1) 1.65

Stability:stable

Danger:Phosphorous acid is a flammable acidic corrosive product that can burn when exposed to H pore forming agent; Corrosive.

Danger signs:Acid corrosion products

Main uses:

As a raw material for the manufacture of plastic stabilizers, it is also used in the production of synthetic fibers and phosphite.