Phosphorous Pentoxide
CAS No.: 1314-56-3
Molecular formula: P2O5
Molecular weight: 141.94
Properties:
Phosphorous Pentoxide is white crystals with following property: deliquescent, density 0.9g/cm3, mp.580-585°C, sublimation temperature 300°C and vapor pressure 133.3Pa (384°C). Phosphorous Pentoxide may transform to amorphous from under elevated temperature and pressure. Phosphorous Pentoxide readily absorbs moisture from.
Use:
Phosphorous Pentoxide is used in synthesis of Phosphorus Oxychloride, Metaphosphoric Acid. Phosphorous Pentoxide is also used in manufacture of Acrylate, surface active agent. Additionally, in refining of drugs and sugar; Phosphorous Pentoxide is used as dehydrating agent, desiccant, antistatic agent; analytical reagent.
Package:
Phosphorous Pentoxide is packed in 20kg woven plastic bag or 200kg iron drum
Specifications & Technical Data:
| Items | Index | |||
| Chemical pure | Analytic pure | Industrial grade | ||
| P2O5 Assay | ≥99% | ≥99.5% | ≥99.5% | |
| Live R | 1.2 | 1.7 | 2.0 | |
| Reduced (P2O3) | ≤0.02 | ≤0.01 | ≤0.005 | |
| Learity test | Qualified | Qualified | Qualified | |
| Water insoluble matter | ≤0.02 | ≤0.01 | ≤0.01 | |
| Total N | ≤0.002 | ≤0.001 | ≤0.001 | |
| Heavy metals with (the Pb allounts) | ≤0.002 | ≤0.001 | ≤0.001 | |
| Fe | ≤0.02 | ≤0.001 | ≤0.001 | |
| As | ≤0.01 | ≤0.005 | ≤0.0025 | |
