A phosphate is a salt of phosphoric acid. Phosphates are important in biochemistry. Phosphates have the formula PO43- and a molar mass of 94.973 g/mol. An example of a phosphate is sodium phosphate. Three different types of phosphates are known. They are orthophosphate, PO43-; metaphosphate, PO32-; and pyrophosphate, P2O73-.
|Systematic IUPAC name
3D model (JSmol)
|Molar mass||94.9714 g mol−1|
|Conjugate acid||Hydrogen phosphate|
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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