Details for Phosphorous acid
Phosphorous acid
Category: Inorganic chemicals/Inorganic acids
CAS NO: 13598-36-2 EC NO: 237-066-7 Molecular Formula: H3PO3 Molecular Weight: 81.9957 Specification: Phosphorous acid 99% InChI: InChI=1/3H2O.H3P/h3*1H2;1H3/q;;;+3/p-3 Packing: 25KG bag with pallet Product description:
CAS No.: 497-19-8
H.S. Code: 2811199090
UN. No.: 2834
Molecular Formular：H3PO3
Molecular Weight: 82.00
Appearance: white crystal
Packing: 25kg/bag
Technical DatasheetItems Specification Top Grade The first grade Appearance White crystal White Crystal Purity(H3PO3)% ≥ 99.0%min 98.5%min Phosphate % ≤ 0.2%max 0.2 %max Chloride (Cl) % ≤ 0.01%max 0.02%max Sulphate % ≤ 0.008%max 0.008%max Iron(Fe) % ≤ 0.003%max 0.005%max Water Solubility Test Excellent Excellent Characteristic:
Colour less crystalline. Density 1.65g/cm3. Easily deliquesce in air and soluble in water. CorrosivenessUsage:
Raw material of the manufacture for phosphite and plastic stabilizer, synthetic fiber, dibasic phosphorous plumbum , glyphosate, water treatment ATMP and potassium phosphine . Using as reducing agent in chemical reaction, and pesticide middle –object.Uses: nylon brighter, plastic stabilizer, synthetic fibre, dibasic phosphorous Plumbum, Glyphosate, Water treatment ATMP and Potassiam phosphibe Synonyms: Phosphonic acid;hydrogen phosphonate;phosphorus(+3) trihydride cation trihydroxide;Orthophosphorus;Orthophosphorous acid;Ortho-Phosphorous acid; Molecular Structure:
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