caustic soda flakes widely used in paper making, in synthesis of detergents and soaps, viscose fiber, rayon and cotton textiles; caustic sodaproduct Name: Caustic Soda Flakes(1)Appearance: white ... , ethanol and glycerol, insoluble in acetone(5)Use: widely used in paper making, in synthesis of detergents and soaps, viscose fiber, rayon ... 1.3/1.0sodium chloride (NaCL) % 2.7/0.2caustic soda caustic soda