Quality standard:GB7816-1998 Formula:P4 CAS No. :12185-10-3 MW:123.89 Outward appearance:Like yellow wax. Property:Wax-like solid with rank poison, it self-ignites at 34℃ with relative density of 1.82 (20℃), melting point of 44.1℃ and boiling point of 280℃. It doesnt dissolve into water, hardly dissolves into alcohol but dissolves into liquid alkali, benzene, ethyl ether, chloroform，toluene and easily dissolves into carbon disulfide. It is stored in sealed vessels and a bit of it can be stored in water. Another name : White phosphorus, phosphorus.