... 96%mincompetitive price, good quality,professional service monthly exports 3000mt Sodium hydroxide, Caustic Soda Flakes, pearl, solid, NaOH, one of our key ... .07%Fe2O30.005%Caustic soda We supply caustic soda at bulk quantity. Mainly used in paper, soap, textile printing and dyeing ... China. )Any news, pls feel free to contact us, manufactuer sodium hydroxide