Magnesium phosphate

Magnesium phosphate is a general term for salts of magnesium and phosphate appearing in several forms and several hydrates:
 * Monomagnesium phosphate (Mg(H2PO4)2).xH2O
 * Dimagnesium phosphate (MgHPO4).xH2O
 * Trimagnesium phosphate (Mg3(PO4)2).xH2O

Amorphous magnesium phosphate is also claimed.



Safety
Magnesium phosphates are listed on the U.S. FDA's Generally recognized as safe (GRAS) list of substances.