Caustic Soda Lye

Caustic soda is also known as lye or sodium hydroxide. Lye is widely used in alumina refineries and in the manufacture of soaps and detergents, viscose fibre production and zeolite.

It is also a raw material for a large number of chemicals used in the paper, textiles, dyes, refinery and other industries. Considered to be the most common base in chemical laboratories, caustic soda also finds use in the production of food additives.

Product Specifications:

Formula NaOH
Synonyms Caustic soda lye, sodium hydroxide
Specifications Specific gravity at 30°C: Min. 1.514
Purity: Min. 47% w/w
Sodium chloride: Max. 0.03% wt
Sodium carbonate: Max. 0.20% wt
Iron: Max. 0.001% wt
  • Alumina refineries
  • Pulp and paper
  • Soaps and detergents
  • Viscose fibre
  • Textile processing
  • Organic chemicals such as dyes, etc.
  • Inorganic chemicals such as sulphites,
    phosphites, etc.
Packaging / transportation Road tankers