Sodium Hydroxide

We are the No.1 global manufacturer of membrane Caustic Soda. Our reliable supply of Sodium Hydroxide offers quality you need, backed by the local customer support Only Olin can provide, virtually anywhere in the world.

The Science of Soap

Olin’s Sodium Hydroxide is a key ingredient in soap – which helps to prevent the spread of germs, like COVID-19 and other viruses.

You Can Use Our Caustic Soda in Countless Ways

For more than 100 years, we have been a global industry leader in producing both membrane-grade and commercial-grade Caustic Soda. In fact, more than 70 percent of our company’s output is high-purity caustic. While Sodium Hydroxide is used for a variety of industrial applications, among the more popular end uses include:

  • Pulp and paper
  • Soaps
  • Textiles
  • Chemical neutralizations
  • Pigments and fillers
  • Synthesis of organic and inorganic chemicals
  • Water and wastewater treatment
  • Food processing
  • Ore and mineral processing