Sodium hydroxide, chemical formula NaOH（caustic soda, caustic soda,
caustic soda, caustic soda ），Hongkong also known as "caustic soda“,
as a kind of high corrosive alkali, itis general sheet or particle
morphology, easily soluble in water and the formation of the
alkaline solution, otherwise deliquescence, easy to absorb water
vapor in the air.
