... metallurgy, petroleum,chemicals, textile,paper,printing and dyeing,soap industry. Caustic soda ,sodium hydroxide CAS: 1310-73-2 Molecular formula: NaOH Molecular ... weight: 39.99707 Product: Caustic soda flakes 98. 5% MIN Specs: NaOH: 99%( 0. 5% more ... in PP woven bags with two-layer PE inner linling Caustic soda;Sodium hydroxide