Caustic Soda: 1.CAS:1310-73-2 2.Formular:NaOH 3.Pyrity:96% Caustic Soda:Usage: It is used for making chemicals,the paper,soap and detergent,artificial silk and cellophane,make and oxidize aluminium,use for the silky luster of mercerized cotton fabrics of the fabrics and deal with bauxite of processing.Package:in 200KG drums of solid. 25mt/20fcl Caustic Soda