... Product DescriptionCaustic soda flake, pearl or solid Purity 99% 98% 96%25tons/1*20"FCL 40bags/ton2.Specifications: ComposingFlake ... /Pearl 96%Flake/Pearl 98%Flake/Pearl 99%NaOH96%min98%99%minNa2CO31.2%max1 ... and organic intermediates, old rubber regeneration system of metallic sodium, water electrolysis, as well as inorganic salt production, preparation ...