Caustic Soda is a versatile basic chemical with a wide range of industrial applications. It is highly soluble in water and is practically insoluble in most organic solvents except alcohol. It is available in the form of lye (solution in water).
Applications
Digestion of wood and bagasse for manufacture of pulp and paper.
Digestion of wood for manufacture of viscose staple fibre, viscose filament yarn and rayon tyre cord.
Manufacture of soaps and detergents.
Digestion of aluminum ore to make alumina as an intermediate in the production of aluminum.
Bleaching & processing of cotton textiles.
Regeneration of ion-exchange resins in water treatment plants.
Properties
Specific gravity @ 25°C
1.493
Freezing point
13°C
Boiling point
135.5°C
Odour
Odourless
Hygroscopicity
Hygroscopic and deliquescent
Solubility in water
Highly soluble
Solubility in organic solvents
Soluble in ethanol, methanol, glycerol etc but insoluble in ether and benzene
Quality
Caustic Soda Lye is manufactured in technical collaboration with AKCCJapan & Thyssenkrupp Germany. Evaporation unit for concentrating dilute caustic soda lye is supplied by Bertrams- Switzerland.
Rigid quality control on inputs, process and outputs lead to high purity and consistent quality that permit standardization of its use in industry.
Packaging
Caustic Soda Lye is supplied in lorry tankers.
Handling and Storage
Caustic Soda Lye is a highly corrosive substance and requires careful handling. There should be no contact with bare skin.
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