Caustic Potash / Potassium Hydroxide

Potassium hydroxide is an inorganic compound with the chemical formula of KOH. It is also commonly called caustic potash.

This compound is an alkali metal hydroxide and acts as a very powerful base.

Caustic Potash or Potassium hydroxide is used in many different industries. Specifically, potassium phosphate, which has a preferred use in fertilizers, is prepared with potassium hydroxide. 

It also has uses in potassium soap production, the manufacturing of biodiesel, and tanning processes. Potassium hydroxide can also be the electrolyte in alkaline and nickel-iron batteries.

Chemical Properties

• Chemical Formula: KOH
• Molar Mass: 56.11 g/mol
• Density: 2.044 g/㎤
• Melting Point: 360℃
• Boiling Point: 1,327℃
• Appearance: Potassium hydroxide in its solid form, appears white to pale yellow in the form of either rods, pellets, flakes, or lumps.
• Solubility in Water: It is soluble in water