Caustic Soda 1: Main Content: 96%, 98% and 99% 2: Flake, Pearl and Solid 3: 25kg Bag, 200kg Drum 1000kg Jumbo Bag MOQ: ... salts, phosphate, etc. need to use a lot of caustic sodaPackaging: Caustic soda flakes ----- 25kg / bag, the layers of two-woven bags ... layer of lining bag, a total of three packages. Caustic soda solid ------ 200kg / drum, iron drum packaging. 99% flakes or solid caustic soda