Sodium Hydroxide, 4 Lbs (Pounds), Beads, 99.9% Pure Food Grade, Caustic Soda Sodium hydroxide, also know by it’s chemical formula of NaOH, caustic soda or lye. It is a highly versatile substance used in a variety of manufacturing processes. Sodium hydroxide is the main ingredient in household products such as liquid drain and oven cleaners. Sodium Hydroxide is commonly used in the formulation of bath products, cleansing products, shampoos and shaving products. Sodium Hydroxide is also used to hydrolyze fats (as in saponification) and form soaps.At room temperature, pure sodium hydroxide is a white, odorless solid. Sodium hydroxide is an alkaline corrosive. It reacts with moisture from the air and may generate heat as it dissolves. Plus, there are many other uses for sodium hydroxide, what will you use it for? Features: Used to make products including plastics, soaps, rayon and textiles It is a major ingredient in drain and oven cleaners Revitalizes acids in petroleum refining Removes paint Etches aluminum Dehorns cattle calves Used in the two steps of the paper making process Dissolves grease, oils, fats and protein based deposits Washing or chemical peeling of fruits and vegetables Used in the processing of chocolate and cocoa Absorbs carbon dioxide Sodium hydroxide are often used to measure the concentration of acids by titration