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Sodium Hydroxide (Liquid Caustic Soda, NaOH, Lye)

Let Univar Solutions be the answer to all of your sodium hydroxide or caustic soda needs

Sodium hydroxide also known as caustic soda  is manufactured by the electrolysis of a sodium chloride (NaCl) solution. Sodium hydroxide (caustic soda) is a co-product of this production along with chlorine and hydrogen. Sodium hydroxide (caustic soda) solutions are colorless, and strongly alkaline. Univar Solutions distributes sodium hydroxide (caustic soda) globally using a detailed supply chain model to minimize the cost of delivering the product to our customers. Sodium hydroxide (caustic soda) liquid is available in multiple grades and strengths through our extensive terminal network.  We offer sodium hydroxide (caustic soda) in bulk, tank trucks, totes, drums and pails.  Depending on your volume needs, Bulk Chemical Distribution and MiniBulk services are options to help optimize your supply chain and increase efficiency for your business.


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


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

Packaging Available

  • Vessels
  • Barges
  • Tank cars
  • 55 gallon drums
  • 5 gallon pails


  • Acid neutralizer
  • Alkaline cleaners
  • Biofuels
  • Drain cleaner
  • Food processing
  • Metal cleaners
  • Oil well drilling fluids
  • Ore flotation
  • Petroleum refining
  • pH control
  • Pharmaceuticals
  • Pulp & paper
  • Soap & detergents
  • Textile processing