Sodium hydroxide, also known as caustic soda or lye, is an inorganic compound with the chemical formula NaOH. It is a white solid and highly caustic metallic base and alkali salt which is available in pellets, flakes, granules, and as prepared solutions at a number of different concentrations. Sodium hydroxide forms an approximately 50% (by weight) saturated solution with water.

Application of sodium hydroxide:

Using in paper making,synthetic fiber,textile,dyestuff,commodity,petroleum and petrochemistry industry,organic compound,pharmacy,chemical fertilizer,plastic and water disposal industries etc.