Caustic soda (sodium hydroxide) is a versatile alkali. Its main uses are in the manufacture of Soap and detergents, Pulp and Paper, Alumina, Petroleum products and Chemical production. Other applications include water treatment, food, textiles, metal processing, mining, glass making and others. 99% purified product in shape of flakes and best for soap making, Be wear hand glove and goggles for safety while using the product for soap making. This caustic soda is made from Kuwait by Al Kout Chemicals with International Standards, Contact Royal Apex if required MSDS NSF Certified to NSF/ANSI 60, Manufacturers, regulators and consumers look to NSF International for the development of public health standards and certification programs that help protect the world’s food, water, consumer products and environment.