High Quality Crystal Phosphorous Acid (CAS No: 13598 -36-2)
China High Quality Crystal Phosphorous Acid (CAS No: 13598-36-2), Find details about China Phosphorous Acid, Phosphorous Acid Price from High Quality Crystal Phosphorous Acid (CAS No: 13598-36-2)
Basic Info.
Model NO.
Crystal
Quality
Tech Grade
Packaging
25kg Bag
Specification
Phosphorous Acid
Origin
China
Model NO.
Crystal
Quality
Tech Grade
Packaging
25kg Bag
Specification
Phosphorous Acid
Origin
China
Product Desciption
Phosphorous acid
Product Description
1. Properties:
(1) classified information
Chinese name: phosphite
English name: Phosphorous acid
Molecular formula: H3PO3
Molecular weight: 82
CAS Number :13598 -36-2
UN Number: 2834
IMDG Code: 81502
Hazard Class: 8
(2) physical and chemical properties
Appearance: white crystal
Melting point: 73.6 ° C
Boiling point: 200 ° C (decomposition)
Solubility: soluble in water, alcohol, strong hygroscopicity.
Density: 1.651g/cm ³
Hazardous characteristics: corrosive, thermal decomposition of the highly toxic gas.
(3) quality indicators
HG/T2520-2006
2. Specification:
3. Applications:
For plastic stabilizers and production of synthetic fiber and phosphite raw materials and pesticides glyphosate, ethylene intermediates, can also be used to produce highly efficient water treatment agent, ATMP and Asia potassium dihydrogen phosphate
Packaging
25KG plastic woven bag (or according to customer design packing).
Safety: Avoid and H blowing agent such as a total storage mixed operation is strictly prohibited contact with skin or eyes.
Product Description
1. Properties:
(1) classified information
Chinese name: phosphite
English name: Phosphorous acid
Molecular formula: H3PO3
Molecular weight: 82
CAS Number :13598 -36-2
UN Number: 2834
IMDG Code: 81502
Hazard Class: 8
(2) physical and chemical properties
Appearance: white crystal
Melting point: 73.6 ° C
Boiling point: 200 ° C (decomposition)
Solubility: soluble in water, alcohol, strong hygroscopicity.
Density: 1.651g/cm ³
Hazardous characteristics: corrosive, thermal decomposition of the highly toxic gas.
(3) quality indicators
HG/T2520-2006
2. Specification:
| Test Item | Super Class | First Class | Qualified |
| Appearance | White crystals | ||
| Main content of (H3PO3 total) ≥% | 99 | 98.5 | 98 |
| Iron content (Fe) ≤% ≤% | 0.0005 | 0.003 | 0.005 |
| Chlorine content (Cl) ≤% | 0.005 | 0.01 | 0.02 |
| Sulfuric acid (SO4) ≤% | 0.001 | 0.008 | 0.01 |
| Phosphoric acid content of (PO4 dollars) ≤% | 0.1 | 0.2 | 0.2 |
| Heavy metals (as Pb) ≤% | 0.0002 | 0.001 | 0.002 |
| Dissolved in water test (70% aqueous solution) | Colorless and transparent without visible impurities | ||
3. Applications:
For plastic stabilizers and production of synthetic fiber and phosphite raw materials and pesticides glyphosate, ethylene intermediates, can also be used to produce highly efficient water treatment agent, ATMP and Asia potassium dihydrogen phosphate
Packaging
25KG plastic woven bag (or according to customer design packing).
Safety: Avoid and H blowing agent such as a total storage mixed operation is strictly prohibited contact with skin or eyes.
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