NaOH, caustic soda (sodium hydroxide) paper making, soap making, textiles, printing & dyeing, chemical fiber, pesticides, etc. Molecular Formula: NaOHMolecular Weight: 40Producing Process: Diaphragm Process&Ion-membrane ProcessAppearance: white and lustrous; slight yellow is allowed. Application:Mainly used in paper making, soap making, textiles, printing & dyeing, chemical fiber, pesticides, ...