Phosphorus pentoxide
- CAS NO. : 1314-56-3
- CAT NO. : SC-IOM-4563
Physical State: Solid
Color/Appearance: White powder, highly hygroscopic
Melting Point: 340 °C (lit.)
Boiling Point: 122 °C (1 mmHg)
Density: 2.3 g/mL at 25 °C (lit.)
Bulk Density: 700 kg/m³
Refractive Index: 1.433–1.436
Flash Point: 340–360 °C
Solubility: Soluble in sulfuric acid; insoluble in acetone and ammonia; decomposes in water
pH: ~1 (5 g/L in water, 20 °C)
Odor: Pungent
Sensitivity: Hygroscopic
Molecular Formula: P₂O₅
Molecular Weight: 141.94 g/mol
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