Caustic Soda is used in many industries, mostly as a strong chemical base in the manufacture of pulp and paper, textiles, drinking water, soaps and detergents and as a drain cleaner.

Physical Appearance White flakes, Material shall be free from foreign matter, dirt or other visible impurities

Sodium Hydroxide [as NaOH] Min. 99.50

Sodium Carbonate [as Na2CO3] Max. 00.40

Chlorides [as Cl] Max. 00.030

Sulphate [as SO4] Max. 00.030

Silicates [as SiO2] Max. 00.02

Iron [as Fe] Max. 20.00

Copper [as Cu] Max. 02.00

Nickel [as Ni] Max. 02.00

Manganese [as Mn] Max. 01.00

Chlorates & PerChlorate [as NaClO3] Max. 10.00

Matter insoluble in Water. Max. 00.050