Phosphorous acid

Post Date:
Jan 06,2025
Expiry Date:
Jul 05,2025
Detailed Description:
Cas No. :13598-36-2 Specs:≥98.0% 98.5% 99.0%

Appearance: white crystal

Melting point: 73.6°C

Boiling point: 200°C (decomposition)

Solubility: soluble in water, alcohol, strong hygroscopicity.

Density: 1.651g/cm3 Hazardous characteristics: corrosive, thermal decomposition of the highly toxic gas.

Safety: Avoid and H blowing agent such as a total storage mixed operation is strictly prohibited contact with skin or eyes.
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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