Caustic Soda, Caustic Soda Pearl, Caustic Soda Flake manufacturer / supplier in China, offering Caustic Soda Flakes Sodium Hydroxide 99%Min, Caustic Soda Flakes Sodium Hydroxide99%, Caustic Soda Flake/ Pearl 99% /98.5% /98% in 25kg/500kg/600kg/1000kg/1200kg Bag in Stock with Promotion Price for Soap Making /Textile and Dyeing and so on.