| Potassium carbonate | |
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Potassium carbonate
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Other names
Potash, pearl ash
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| Identifiers | |
| CAS number | 584-08-7  |
| PubChem | 516886 |
| RTECS number | TS7750000 |
| Properties | |
| Molecular formula | K2CO3 |
| Molar mass | 138.205 g/mol |
| Appearance | white, hygroscopic solid |
| Density | 2.29 g/cm3 |
| Melting point |
891 °C, 1164 K, 1636 °F |
| Boiling point |
decomposes |
| Solubility in water | 112 g/100 mL (20 °C) 156 g/100 mL (100 °C) |
| Solubility | insoluble in alcohol, acetone |
| Hazards | |
| MSDS | ICSC 1588 |
| EU Index | Not listed |
| Main hazards | Irritant |
| NFPA 704 |
 0
1
0
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| Flash point | non-flammable |
| LD50 | 1870 mg/kg |
| Related compounds | |
| Other anions | Potassium bicarbonate |
| Other cations | Lithium carbonate Sodium carbonate Rubidium carbonate Caesium carbonate |
| Related compounds | Ammonium carbonate |
 (what is this?) (verify)Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) |
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| Infobox references | |
* Source: Wikipedia