... 5)Packing:in 25kg plastic woven bag Detailed Product Descriptions:Caustic Soda Solid 99% (NaOH) Usages:water treatment, paper making, textiles auxiliary ... Specifications: NaOH96% Min98%Min99%MinNa2CO31.4% Max1.20%Max0.9%MaxNaCL2.8% Max0.25%Max0.15%MaxFe2O30.01% Max0.01 ... Factory,as a manufacturer we mainly produce caustic soda flakes and solid,its purity including:99%,96%,98%.Now 6 production lines ...