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Liquid Caustic Potash (KOH, Potassium Hydroxide)

Univar Solutions is your primary supplier of caustic potash

Caustic potash is a colorless and strong alkaline solution manufactured by the electrolysis of a potassium chloride. Univar Solutions distributes caustic potash nationally, using a detailed supply chain model to minimize the cost of delivering the product to our customers. With more than 120 distribution centers, our private fleet of trucks and rail cars and our professionally trained drivers, we are here to serve your caustic potash needs.


  • Membrane – high purity, low salt, and low iron
  • Mercury cell – specialty, limited-quantity grade


  • 45% & 50% KOH content is standard, and dilutions to a wide range of concentrations are available
  • Custom blends are available with a variety of additives


  • Tank cars
  • Tank trucks
  • MiniBulk systems
  • 275 gallon totes
  • 55 gallon drums
  • 5 gallon pails


  • Agricultural
  • Battery
  • Chemical intermediates
  • Soaps & detergents
  • De-Icer
  • Drilling mud
  • Fruit & vegetable Peeling
  • Metal cleaners
  • Petroleum
  • Photographic
  • Potassium carbonate
  • Potassium citrates
  • Potassium benzoates
  • Potassium phosphates
  • Rubber & greases