Potassium formate
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| Names | |
|---|---|
| IUPAC name
Potassium formate
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| Identifiers | |
3D model (JSmol)
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| ECHA InfoCard | 100.008.799 |
PubChem CID
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| RTECS number |
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CompTox Dashboard (EPA)
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| Properties | |
| CHKO2 | |
| Molar mass | 84.115 g·mol−1 |
| Appearance | colorless crystals deliquescent |
| Density | 1.908 g/cm3 |
| Melting point | 167.5 °C (333.5 °F; 440.6 K) |
| Boiling point | Decomposes |
| 32.8 g/100 mL (0 °C) 331 g/100 mL (25°C) 657 g/100 mL (80 °C) | |
| Solubility | soluble in alcohol insoluble in ether |
| Basicity (pKb) | 10.25 |
| Hazards | |
| GHS labelling: | |
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| Warning | |
| H315, H319, H335 | |
| P261, P280, P302+P352, P305+P351+P338 | |
| Lethal dose or concentration (LD, LC): | |
LD50 (median dose)
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5500 mg/kg (oral, mouse) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Potassium formate is the potassium salt of formic acid. It is an intermediate in the formate potash process for the production of potassium.[2] Potassium formate has also been studied as a potential environmentally friendly deicing salt for use on roads.[3]
References
- ^ Olsen, J C (editor), Van Nostrand's Chemical Annual, Chapman and Hall, London, 1934
- ^ Concise Encyclopedia Chemistry, Mary Eagleson (1994), page 888. ISBN 978-3-11-011451-5
- ^ Pasi P. Hellstén, Jani M. Salminen, Kirsten S. Jørgensen, and Taina H. Nystén (2005). "Use of potassium formate in road winter deicing can reduce groundwater deterioration". Environ. Sci. Technol. 39 (13): 5095–5100. doi:10.1021/es0482738. PMID 16053115.
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