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Chemical formula: P4
Molecular weight: 123.89
Standard executed: GB4947-1990
Properties: Auburn amorphous powder with metallic luster;relative density is 2.34, melting point is 590℃;soluble in phosphorus tribromide, but insoluble in water or carbon disulphide, liable to burn under chlorine atmosphere, nontoxic, inodorous, without phosphoric light in darkness.
Technical Specifications:
No | Specification | 1st grade | 2nd grade |
1 | P4 content %≥ | 98.5 | 97.5 |
2 | Yellow Phosphorus %≤ | 0.005 | 0.01 |
3 | Free Acid %≤ | 0.5 | 0.8 |
4 | Moisture %≤ | 0.25 | 0.3 |
5 | Fineness(Through60mesh) %≥ | 70 | 70 |
6 | Super fineness(100 mesh) %≥ | 80 | - |
7 | Super fineness(150 mesh) %≥ | 80 | - |
Application: Used to make matches, fireworks, chemical agent, phosphoric alloy, and as a raw material for manufacturing organic phosphorus fertilizers, and used in metallurgical industry and organic synthesis as well.
Packing: 50kg iron bucket (5bag×10kg/bag); strike, rolling or throwing strictly forbidden, isolated in storage.