Potassium stearate is a widely used ingredient in cosmetics, personal care, and skincare formulations. Depending on its function, it may serve as a moisturizer, preservative, emulsifier, or active ingredient to enhance the overall effectiveness and performance of a product.
Potassium stearate is a metal-organic compound, a salt of potassium and stearic acid with the chemical formula C
18H
35KO
2. The compound is classified as a metallic soap, i.e. a metal derivative of a fatty acid.
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Names | |
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Other names
Potassium octadecanoate
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Identifiers | |
3D model (JSmol)
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ChemSpider | |
ECHA InfoCard | 100.008.898 |
EC Number |
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PubChem CID
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UNII | |
CompTox Dashboard (EPA)
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Properties | |
C 18H 35KO 2 | |
Molar mass | 322.56 |
Appearance | colorless crystals |
Density | 1.12 g/cm3 |
Boiling point | 359.4 °C (678.9 °F; 632.5 K) |
soluble in hot water | |
Hazards | |
GHS labelling: | |
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Warning | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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