Di-potassium monohydrogen phosphate
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| Di-potassium monohydrogen phosphate | |
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| General | |
| Systematic name | Di-potassium monohydrogen phosphate |
| Other names | potassium monohydrogen phosphate; Phosphoric acid, dipotassium salt; Dibasic potassium phosphate |
| Molecular formula | K2HPO4 |
| Molar mass | 174.2 g/mol |
| Appearance | White powder |
| CAS number | [7758-11-4] |
| Properties | |
| Density and phase | solid |
| Solubility in water | 150g/100g cold water |
| Melting point | > 465°C (Dissociates) |
| Boiling point | N/A |
| Acidity (pKa) | ? |
| Basicity (pKb) | ? |
| Structure | |
| Molecular shape | ? |
| Coordination geometry |
? |
| Crystal structure | ? |
| Dipole moment | ? D |
| Hazards | |
| MSDS | |
| Main hazards | ? |
| NFPA 704 | |
| Flash point | ?°C |
| R/S statement | R: ? S: ? |
| RTECS number | ? |
| Supplementary data page | |
| Structure and properties |
n, εr, etc. |
| Thermodynamic data |
Phase behaviour Solid, liquid, gas |
| Spectral data | UV, IR, NMR, MS |
| Related compounds | |
| Other anions | ? |
| Other cations | ? |
| Related ? | ? |
| Related compounds | ? |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references |
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Dipotassium phosphate (also phosphoric acid, dipotassium salt; dipotassium hydrogen orthophosphate; potassium phosphate, dibasic) (K2HPO4) is a soluble salt which is used as a fertilizer and as a food additive. It is a source of phosphorus and potassium, and is a buffering agent.
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