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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 5900 ; soluble in phosphorus tribromide, but insoluble in water or carbon disulphide, liable to burn under chlorine atmosphere, nontoxic, inodorous, without phosphoric light in darkness.
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 (60-mesh) %>= 70 70
6 Super fineness(100mesh) %>= 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, 5W10/bag; strike, rolling or throwing strictly forbidden, isolated in storage.