Caustic soda Product Name:Caustic Soda flake H.S.CODE: 28151100 CAS NO.: 1310-73-2 Molecular formula: NaOH Specification: Purity: 96%min 1) Na2CO3: 1.4% max. 2) NaCl: 2.8% max. 3) Fe2O3: 0.01% max. Purity: 98% min 1) Na2CO3: 1.1% max. 2) NaCl: 0.6% max. 3) Fe2O3: 0.01% max. Purity: 99% min 1) Na2CO3: 0.9% max. 2) NaCl: 0.15% max. 3) Fe2O3: 0.01% max. Packing: In 25kg plastic woven bag lined with one layer polythene bags. Property: white solid or flakes with strong corrosiveness,easily soluble in water, presenting alkaline solution and heat liberation,presenting deliquescence when exposed to air. Use: basic and important chemical feed.used as textiles industry,printing,detergent,paper-making,soap-makinmetallurgy, glassenamel,medicament,oil-refining and making synthetic fiber,plastics,and many kinds of organic-mediacy,etc If you are interested in our products , please contact us freely , I will try my best satisfy you . Contact: anthier