... %, 98% and 99% 2/Flake, Pearl and Solid 3/25kg Bag 4/T/T or L/C at sight Caustic Soda Flakes, Solid ... air. Use: Basic and important chemical feed. Used as textiles industry, printing, detergent, paper-making, soap-makinmetallurgy, glassenamel, medicament, oil-refining ... synthetic fiber, plastics, and many kinds of organic-mediacy, etc. 99% Caustic Soda Pearls