Difference between revisions of "Potassium hydroxide"
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== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
| − | caustic potash; potassium hydrate; | + | caustic potash; potassium hydrate; potassium lye; potassa |
| + | == Risks == | ||
| − | == | + | * Toxic by ingestion and inhalation |
| + | * Strongly caustic and corrosive to tissue | ||
| + | * Deleterious to wool, leather, aluminum, lead, tin and zinc. | ||
| + | * ThermoFisher: [https://www.fishersci.com/msdsproxy%3FproductName%3DP2503%26productDescription%3DPOT%2BHYDROXIDE%2BCERT%2BACS%2B3KG%26catNo%3DP2503%26vendorId%3DVN00033897%26storeId%3D10652 SDS] | ||
| + | |||
| + | == Physical and Chemical Properties == | ||
Soluble in water, ethanol, glycerol. Slightly soluble in ether. Absorbs water and carbon dioxide from the air. | Soluble in water, ethanol, glycerol. Slightly soluble in ether. Absorbs water and carbon dioxide from the air. | ||
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! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 405 | + | | 405 C |
|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
| − | | 2.044 | + | | 2.044 g/ml |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
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|- | |- | ||
! scope="row"| Boiling Point | ! scope="row"| Boiling Point | ||
| − | | 1324 | + | | 1324 C |
|} | |} | ||
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[[Category:Materials database]] | [[Category:Materials database]] | ||
Latest revision as of 14:05, 24 August 2022
Description
White deliquescent solid. Potassium hydroxide is a strongly caustic material that has long been used in the manufacture of Soap. It is used as a mordant in dyeing Wood and as a component in paint removers, and printing inks. Potassium hydroxide is also used as an etchant in photoengraving and lithography.
Synonyms and Related Terms
caustic potash; potassium hydrate; potassium lye; potassa
Risks
- Toxic by ingestion and inhalation
- Strongly caustic and corrosive to tissue
- Deleterious to wool, leather, aluminum, lead, tin and zinc.
- ThermoFisher: SDS
Physical and Chemical Properties
Soluble in water, ethanol, glycerol. Slightly soluble in ether. Absorbs water and carbon dioxide from the air.
| Composition | KOH |
|---|---|
| CAS | 1310-58-3 |
| Melting Point | 405 C |
| Density | 2.044 g/ml |
| Molecular Weight | mol. wt. = 56.1 |
| Boiling Point | 1324 C |