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Updating {{chembox}} (no changed fields - added verified revid - updated 'UNII_Ref', 'ChemSpiderID_Ref', 'StdInChI_Ref', 'StdInChIKey_Ref', 'ChEMBL_Ref', 'KEGG_Ref') per Chem/Drugbox validation (
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{{chembox
{{chembox
| Verifiedfields = changed
| verifiedrevid = 414182160
| Watchedfields = changed
| Reference=<ref>Olsen, J C (editor), ''Van Nostrand's Chemical Annual'', Chapman and Hall, London, 1934</ref>
| verifiedrevid = 419113064
| Name =
| Reference = <ref>Olsen, J C (editor), ''Van Nostrand's Chemical Annual'', Chapman and Hall, London, 1934</ref>
| ImageFile = Potassium formate.png
| ImageFile = Potassium formate.png
| ImageFileL1 = Formate-3D-balls.png
| ImageFileR1 = Potassium-3D.png
| ImageSize = 120px
| ImageSize = 120px
| IUPACName = Potassium formate
| PIN = Potassium formate
| OtherNames =
| OtherNames =
| Section1 = {{Chembox Identifiers
| Section1 = {{Chembox Identifiers
| CASNo_Ref = {{cascite}}
| CASNo_Ref = {{cascite|correct|CAS}}
| CASNo = 590-29-4
| CASNo = 590-29-4
| UNII_Ref = {{fdacite|correct|FDA}}
| PubChem = 2735122
| RTECS = LQ9625000
| UNII = 25I90B156L
| PubChem = 11539
| SMILES = C([O-])=O.[K+]}}
| ChemSpiderID_Ref = {{chemspidercite|changed|chemspider}}
| ChemSpiderID = 11054
| SMILES = C(=O)[O-].[K+]
| InChI = 1/CH2O2.K/c2-1-3;/h1H,(H,2,3);/q;+1/p-1
| InChIKey = WFIZEGIEIOHZCP-REWHXWOFAK
| StdInChI_Ref = {{stdinchicite|changed|chemspider}}
| StdInChI = 1S/CH2O2.K/c2-1-3;/h1H,(H,2,3);/q;+1/p-1
| StdInChIKey_Ref = {{stdinchicite|changed|chemspider}}
| StdInChIKey = WFIZEGIEIOHZCP-UHFFFAOYSA-M
}}
| Section2 = {{Chembox Properties
| Section2 = {{Chembox Properties
| C=1|H=1|K=1|O=2
| K=1|H=1|C=1|O=2
| Appearance = colorless crystals <br> [[deliquescent]]
| Appearance = Colorless [[deliquescent]] crystals
| Density = 1.908 g/cm<sup>3</sup>
| Density = 1.908 g/cm<sup>3</sup>
| MeltingPtC = 167.5
| MeltingPtC = 167.5
| BoilingPt = Decomposes
| BoilingPt = Decomposes
| Solubility = 32.8 g/100 mL (0 °C) <br> 331 g/100 mL (25°C) <br> 657 g/100 mL (80 °C)
| Solubility = 32.8 g/100 mL (0 °C) <br> 331 g/100 mL (25°C) <br> 657 g/100 mL (80 °C)
| SolubleOther = soluble in [[alcohol]] <br> insoluble in [[ether]]
| SolubleOther = soluble in [[ethanol|alcohol]] <br> insoluble in [[diethyl ether|ether]]
| pKb = 10.25
| pKb = 10.25
}}
}}
| Section3 = {{Chembox Hazards
| Section3 = {{Chembox Hazards
| GHSPictograms = {{GHS exclamation mark}}
| MainHazards =
| GHSSignalWord = '''Warning'''
| FlashPt =
| HPhrases = {{H-phrases|335|319|315}}
| Autoignition = }}
| PPhrases = {{P-phrases|261|302+352|280|305+351+338}}
| LD50 = 5500 mg/kg (oral, mouse)
}}
| Section4 =
| Section5 =
| Section6 =
}}
}}


'''Potassium formate''' is the [[potassium]] [[salt (chemistry)|salt]] of [[formic acid]]. It is an intermediate in the formate potash process for the production of potassium.<ref>''Concise Encyclopedia Chemistry'', Mary Eagleson (1994), page 888. ISBN 978-3-11-011451-5</ref> Potassium formate has also been studied as a potential environmentally-friendly deicing salt for use on roads.<ref>{{cite journal | author = Pasi P. Hellstén, Jani M. Salminen, Kirsten S. Jørgensen, and Taina H. Nystén | journal = Environ. Sci. Technol. | year = 2005 | volume = 39 | issue = 13 | pages = 5095–5100 | doi = 10.1021/es0482738 | pmid = 16053115 | title = Use of potassium formate in road winter deicing can reduce groundwater deterioration.}}</ref>
'''Potassium formate''', HCO<sub>2</sub>K, HCOOK, or KHCO<sub>2</sub>, is the [[potassium]] [[salt (chemistry)|salt]] of [[formic acid]]. This strongly hygroscopic white solid<ref>{{Cite web|url=https://www.sigmaaldrich.com/MSDS/MSDS/DisplayMSDSPage.do?country=US&language=en&productNumber=294454&brand=ALDRICH&PageToGoToURL=https://www.sigmaaldrich.com/catalog/product/aldrich/294454?lang=en|title=MSDS - 294454|website=www.sigmaaldrich.com|access-date=2019-03-18}}</ref> is an intermediate in the formate potash process for the production of potassium.<ref>''Concise Encyclopedia Chemistry'', Mary Eagleson (1994), page 888. {{ISBN|978-3-11-011451-5}}</ref> Potassium formate has also been studied as a potential [[environmentally friendly]] deicing salt for use on roads.<ref>{{Cite web|title = Finnish Environment Institute > Main publications on the effect of de-icing chemicals on ground water|url = http://www.syke.fi/en-US/Research__Development/Research_and_development_projects/Projects/Migration_of_alternative_deicing_chemicals_in_aquifers_MIDAS/Main_publications_on_the_effect_of_deicing_chemicals_on_ground_water|website = www.syke.fi|access-date = 2015-11-18}}</ref><ref>{{cite journal |author1=Pasi P. Hellstén |author2=Jani M. Salminen |author3=Kirsten S. Jørgensen |author4=Taina H. Nystén |name-list-style=amp | journal = Environ. Sci. Technol. | year = 2005 | volume = 39 | issue = 13 | pages = 5095–5100 | doi = 10.1021/es0482738 | pmid = 16053115 | title = Use of potassium formate in road winter deicing can reduce groundwater deterioration|bibcode=2005EnST...39.5095H }}</ref> It has also been suggested for use in a less corrosive [[liquid desiccant]].<ref>{{Cite web|url=https://www.cibsejournal.com/cpd/modules/2014-12/|title = Module 71: Liquid desiccants for dehumidification in building air conditioning systems}}</ref> A 52% solution of potassium formate has a freezing point of {{convert|-60|C}}.<ref>{{Cite web|url=https://aerospace.basf.com/potassium-formate-for-runway-deicing.html|title = Potassium Formate for Runway Deicing}}</ref> Potassium formate brines are sometimes used for heat transfer, despite being much more corrosive than many other liquid coolants, especially to zinc and aluminum but even to many steels,<ref>{{Cite web
|title=Brines and antifreeze
|url=https://www.hydratech.co.uk/Technical/Brine-as-a-heat-transfer-fluid-and-antifreeze/0/33
|accessdate=2022-01-16
}}</ref>
though some formulations are compatible with aluminum and steels.<ref>{{Cite web
|title=Technical information on "TYFOXIT F15-F50: Ready-to-Use, High-Performance Ultra Low Viscous Secondary Refrigerants for Applications Down to –50 °C"
|url=https://tyfo.de/downloads/TYFOXIT-F15-F50_en_TI.pdf
|accessdate=2022-01-16
}}</ref>


==References==
==References==
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[[Category:Potassium compounds]]
[[Category:Potassium compounds]]


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[[cs:Mravenčan draselný]]
[[de:Kaliumformiat]]
[[nl:Kaliumformiaat]]
[[pl:Mrówczan potasu]]
[[ru:Формиат калия]]
[[fi:Kaliumformiaatti]]
[[sv:Kaliumformiat]]
[[zh:甲酸钾]]