Caustic Soda Suppliers, Caustic Soda Manufacturers.

Kanoria Chemicals & Industries Limited (KCIL) Group

Caustic Soda

Category :
Inorganic chemicals
Synonyms :
Caustic soda;lye, caustic;sodium hydrate;soda lye;white caustic;caustic soda flakes;flake caustic;caustic soda solid;caustic soda pearls;solid caustic soda;Liquid Caustic Soda;Food Additives Sodium Hydroxide;Caustic soda flake;Solid Sodium hydroxide;Caustic Soda;Sodium Hydrate;Liquid CS;
CAS NO :
1310-73-2
EC NO :
215-185-5
Molecular Formula :
NaOH
Molecular Weight :
41.0045
Main Specifications :
InChI :
InChI=1/Na.H2O/h;1H2/q+1;/p-1/rHNaO/c1-2/h2H

Properties
Appearance	White flakes/Pellets, colourless viscous liquid.
Boiling point-Lye /Flakes	1390oC/142-148癈
Melting point-Lye / Flakes	318.4癈
Specific Gravity - Lye / Flakes	2.12 at 24癈/4癈
Physical state	Solid/Lye
Solubility in water	Soluble
pH	14
Odour	Odour less
Others	Soluble in alcohol, methanol, and glycerol

Specification
NaOH (on dry basis)	99.5% (min)
Na2CO3 (on dry basis)	0.4 % (max)
NaCl (on dry basis)	0.1 % (max)
Iron as Fe (on dry basis)	20 PPM (max)
Sulphate as Na2SO4	0.1% (max)
Silicate as SiO₂	0.02 % (max)
Copper (Cu)	2.0 PPM (max)
Manganese (Mn)	1.0 PPM (max)
Chlorate & per chlorate as NaCIO₃	10 PPM (max)
Water Insoluble matter	0.05 PPM (max)

Field of Application

Caustic Soda is used in:

Pulp and paper (in digestion process for the extraction of Chlorlignin of wood
and pulp.)
Aluminum (for the extraction of Alumina from Bauxite.)
Soap (in saponification reaction.).
Detergent (in the process of neutralizing LAB.)
Petroleum Refining (for naturalizing H2S in light distillates.)
Rayon (in viscous section for the extraction of cellulose from the pulp.)
Power Plants (in anionic resin regeneration in D.M. Plant.)
Pharmaceuticals (in Paracetamol, Analgin, Ranitidine, Ibuprofen, Ciproflaxacin etc.)