... 3. Appearance: White flakes with strong corrosion Commodity: Caustic Soda for soap making / sodium hydroxide 99% minMolecular formula: NaOH 1.Detailed Product DescriptionCaustic ... and alkaline desiccant, paper, aluminum smelting, refining tungsten, rayon and soap manufacturing. In addition, in the production of dyes, plastics, ... ,best price.4,Small quantity is welcomed. caustic soda for soap making