CAS:13598-36-2
Molecular Formula:H3O3P
Molecular Weight:82
EINECS:237-066-7
Synonyms:Phosphorous acid, extra pure, 98%; Phosphorus trihydroxide; phosphorustrihydroxide; Trihydroxyphosphine; PHOSPHOROUSACID,REAGENT; Phosphonsure; Phosphorous acid, 98%, extra pure; AURORA KA-1076
Phosphorous acid is colorless crystal. Easily soluble in water and alcohol.
| Items of analysis |
Results |
|
purity |
98.6%Min |
|
Chlorides |
0.002%Max |
|
Sulfates |
0.006%Max |
|
Phosphates |
0.1%Max |
|
Iron |
0.004%Max |
|
Heavy metals (in pb) |
0.001% |
|
Remark |
70% water dissolution test: clear and colorless |
1.Used as reducing agent, nylon whitening agent, phosphite raw material, pesticide intermediate
2.It is a raw material for manufacturing phosphite, as well as plastic stabilizers (such as dibasic lead phosphite) and organophosphorus pesticides. Used as a stabilizer for polycarbonate. Also used as an antioxidant for nylon 1010.
3.Determination of mercury, gold, silver and lead, reducing agent, determination of iodic acid, copper and cadmium. Industrially, phosphorous acid is a raw material for manufacturing plastic stabilizers. Also used in the manufacture of synthetic fibers and phosphites.
25kg/bag 25kg/drum 1FCL can hold 24tons
Phosphorous acid, extra pure, 98%; Phosphorus trihydroxide; phosphorustrihydroxide; Trihydroxyphosphine; PHOSPHOROUSACID,REAGENT; Phosphonsure; Phosphorous acid, 98%, extra pure; AURORA KA-1076
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