Difference between revisions of "Potassium hydroxide"
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== Description == | == Description == | ||
| − | White deliquescent solid. Potassium hydroxide is a strongly caustic material that has long been used in the manufacture of [ | + | White deliquescent solid. Potassium hydroxide is a strongly caustic material that has long been used in the manufacture of [[soap|soap]]. It is used as a mordant in dyeing [[wood|wood]] and as a component in [[paint%20remover|paint removers]], and [[printing%20ink|printing inks]]. Potassium hydroxide is also used as an etchant in photoengraving and lithography. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
Revision as of 11:30, 10 May 2016
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; pottassium lye; potassa
Other 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 |
| Density | 2.044 |
| Molecular Weight | mol. wt. = 56.1 |
| Boiling Point | 1324 |
Hazards and Safety
Toxic by ingestion and inhalation. Strongly caustic and corrosive to tissue. Deleterious to wool, leather, aluminum, lead, tin and zinc.
International Chemical Safety Card