... % Purity sodium hydroxide (Flakes/Solid/Pearls) 2,water treatment,paper making, soap making, textiles, printing,etc Caustic Soda FlakesProduct name ... : NaOHAppearance: White flakes, solid, pearl.UseMainly used in water treatment,paper making, soap making, textiles, printing & dyeing, chemical fiber, pesticides, ... 008Packing:25 kg pp bag, 25 MT per 20'FCL low price Caustic Soda Flakes 99% good service