White crystal powder. Odorless. Relativedensity:2.13. It will lose 1 crystal water at temperature 205 dregee 1,Chemical Name: DIMAGNESIUM PHOSPHATE2,Molecular Formula: MgHPO4·3H2O3,Molecular Weight: 174.334,CAS: 7782-75-45,Character: White crystal powder. Odorless. Relativedensity:2.13. It will lose 1 crystal water at temperature 205°C. When it is heated (550-650°C), it will decompose ...