Phosphorous acid CAS:13598-36-2
CAS NO.13598-36-2
Product Description
Product Name: Phosphorous acid
Synonyms:
Phosphorous acid
Phosphorane, trihydroxy-
phosphonophosphonic acid
Phosphonic acid
CAS: 13598-36-2
Molecular Formula：H2[HPO3] or H3PO3 or H3O3P
Molecular Weight：81.996
Molecular Structure：
Properties:
| Chemical formula | H3PO3 |
| Molar mass | 81.99 g/mol |
| Appearance | white solid deliquescent |
| Density | 1.651 g/cm3 (21 °C) |
| Melting point | 73.6 °C (164.5 °F; 346.8 K) |
| Boiling point | 200 °C (392 °F; 473 K) (decomposes) |
| Solubility in water | 310 g/100 mL |
| Solubility | soluble in ethanol |
| Acidity (pKa) | 1.1, 6.7 |
| Magnetic susceptibility (χ) | −42.5·10−6 cm3/mol |
Specifications:
| ITEMS | STANDARD |
| Main content | ≥99.0% |
| Fe | ≤0.001% |
| PO43- | ≤0.1% |
| SO42- - | ≤0.01% |
| C1- | ≤0.005% |
Applications:
hosphoric acid is a component of fertilizers (80% of total use), detergents, and many household cleaning products. Dilute solutions have a pleasing acid taste; thus, it's also used as a food additive, lending acidic properties to soft drinks and other prepared foods, and in water treatment products.
Package :
This product is packed 1000kg bags.
Storage:
Keep containers tightly closed in a dry, cool and well-ventilated place. Keep away from heat/sparks/open flames/ hot surfaces. Store away from incompatible materials and foodstuff containers.
