phosphorous acid

Post Date:
Jul 31,2017
Expiry Date:
Jul 31,2018
Detailed Description:
Cas No. :13598-36-2 Quantity: 1000
Specs:99.0%min
Payment Method: Letter of Credit
1. Specifications:
Appearance: White crystals
Content(H3PO3) %: 99.0min
Iron content(Fe) %: 0.001max
Chloride(Cl) %: 0.01max
Phosphate(PO4) %: 0.2max
Sulfate(SO4) %: 0.008max
Solubility: 50% solution in water
should be clear colorless with no
foreign particles.
2. Usage:
Widely used as the raw materials
to make phosphorous acid salt,
used as the raw materials for
making of plastic stabilizator in
the plastic industry, used as
reducer in chemical reaction,
also used in the olefin industry,
agricultural chemical industry
and so on.

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CAS Registry Number:
13598-36-2
Synonyms:
;Phosphonic acid;hydrogen phosphonate;phosphorus(+3) trihydride cation trihydroxide;Orthophosphorus;Orthophosphorous acid;Ortho-Phosphorous acid;
Molecular Formula:
H₃PO₃
Molecular Weight:
81.9957
Molecular Structure:
Hazard Symbols:
C:Corrosive;
Risk Codes:
R22:;
R35:;
Safety Description:
S26:;
S36/37/39:;
S45:;

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