Caustic Soda Liquid is also known as lye. It is a solution of sodium hydroxide (NaOH) in water. It readily absorbs carbon dioxide from air. Caustic Soda is produced by electrolysis of Brine (NaCl) solution.
Shelf Life: Long life if protected from air & contamination.
- It is the main raw material for the production of soap. In oil refining industry it is used to remove the acids in the oil and improve the smell and color of the oil & petroleum products.
- In textile industry, caustic soda is used to make rayon and mercerization of cotton.
- In paper making industry, it is used as a reagent to treat wood, rice stalks and other fibers.
- Industrial water treatment: Regeneration of ion exchangers, waste water treatment.
- Food industry: Purification of fats and oils and removal of fatty impurities.
- Caustic soda is used for the extraction and purification of aluminum.
Caustic soda (liquid) is transported in Mild Steel tanks, Stainless steel tanks and plastic drums
Store in a dry place away from acids, metals like aluminum, magnesium and zinc that cause formation of flammable hydrogen. Immediately remove all contaminated clothing and equipment effected by the Caustic. Flush the exposed area. If caustic contacts the eyes, they should be irrigated immediately with plenty of water for at least 15 minutes. Hold the eyelids opened during irrigation. The eyes should be then washed with a dilute boric acid solution and wash the eyes with water for an additional 15 minutes. A physician should be seen immediately after the eye is thoroughly washed. For personal protection, use face shields, gloves, gum-boots and protective suites. Use safety shower and wash with plenty of water for at least 15 minutes.