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Magnesium phosphate is a general term for 
salts
In chemistry, a salt is a chemical compound consisting of an ionic assembly of positively charged cations and negatively charged anions, which results in a compound with no net electric charge. A common example is table salt, with positively c ...
of magnesium
Magnesium is a chemical element with the symbol Mg and atomic number 12. It is a shiny gray metal having a low density, low melting point and high chemical reactivity. Like the other alkaline earth metals (group 2 of the periodic ta ...
and phosphate
In chemistry, a phosphate is an anion, salt, functional group or ester derived from a phosphoric acid. It most commonly means orthophosphate, a derivative of orthophosphoric acid .
The phosphate or orthophosphate ion is derived from phosph ...
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.See also
* Ammonium magnesium phosphateReferences
External links
* * Magnesium compounds Phosphates E-number additives {{inorganic-compound-stub