... service after sale.2 ABOUT OUR PRODUCT 99% Caustic soda flake NameCaustic soda solid 99% MIN (Sodium hydroxide)Molecular formulaNaOHMolar ... fiber, papermaking, printing and dyeing, soap making, textile, pharmacy, metal manufacture, pesticide, accumulator cell, leatherette making, organic synthetics andelectroplate. ItemsSpecificationNaOH ... payment5 frequent analysis on your voice 99% caustic soda flake