Dimagnesium phosphate is a compound with formula MgHPO4. It is a magnesium acid salt of phosphoric acid.
It can be formed by reaction of stoichiometric quantities of magnesium oxide with phosphoric acid.
MgO + H3PO4 → MgHPO4 + H2O.
It is one of the compounds that have E number E343.
| Name | Phosphoric acid,magnesium salt (1:1) | EINECS | 231-823-5 |
| CAS No. | 7757-86-0 | Density | 2.130 |
| PSA | 93.23000 | LogP | -0.05220 |
| Solubility | slightly soluble H2O; soluble dilute acids [MER06] | Melting Point | decomposes at 550–650℃ [HAW93]
|
| Formula | HMgO4P | Boiling Point | 158 °C at 760 mmHg |
| Molecular Weight | 120.28 | Flash Point | N/A |
| Transport Information | N/A | Appearance | white crystalline powder |
Appearance and properties: white crystalline powder
Boiling point: 158ºC at 760 mmHg
Stability: Stable.
Usage:Used as plastic stabilizer, fertilizer stabilizer for ammonium bicarbonate, dental abrasive. It's used to make drugs to treat rheumatoid arthritis. Used in the food industry as a nutritional supplement.
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