Specifications:
98% Red Phosphorous, for the raw material use in industry
Executive Standard: GB 4947-2003
Chemical formula: P4
Molecular weight: 123.9
Information on basic physical and chemical properties
Appearance |
Form: powder Colour: red |
pH |
6.5~7.5 |
Melting point/freezing point |
Melting point/range: 280 °C - lit. |
Flammability (solid, gas) |
The substance or mixture is a flammable solid |
Vapour pressure |
0.04 hPa at 21 °C |
Vapour density |
no data available |
Relative density |
2.34 g/mL at 25 °C |
Technical Specifications:
Index Items |
Superior quality |
First grade |
Main content, (as for P)%≥ |
99.0 |
98.5 |
Phosphous, yellow content, as for P %≤ |
0.005 |
0.005 |
Free acid content (as for HPO) %≤ |
0.30 |
0.50 |
Moisture %≤ |
0.2 |
0.25 |
Mesh size passed 20 % ≥ |
50 |
50 |
Mesh size passed 80 % ≥ |
100 |
100 |