caustic soda 1)96-99 purity 2)flakes,pearls ,solid 3)25kg ... ,Brand Name: n/aModel Number: 99 98 96flake: white Caustic soda flake, pearl or solid Crystal, whiteCaustic sodaflake, pearl, solidSpecification:ItemFirst ... textiles, paper -making, soap-making, refinery of petroleum and grease, aluminum oxide extracting, pharmaceutical and plastic industry etc. caustic ...