Sodium Sulphate - HS Code 28331990
Sodium Sulphate is an inorganic salt widely used in detergents, glass manufacturing, textile processing, paper production, and chemical industries. It is recognized for its excellent chemical stability and purity. Its effective filler properties, high solubility, and reliable performance make it suitable for various industrial and commercial applications.
Properties
Formula : Na2SO4
Molar mass : 142.04 g/mol
Density : 2.66 g/cm³
Melting point : 884 °C
Soluble in : Water
Uses
Sodium sulfite is primarily used in the pulp and paper industry. It is used in water treatment as an oxygen scavenger agent, to treat water being fed to steam boilers to avoid corrosion problems, in the photographic industry to protect developer solutions from oxidation and (as hypo clear solution) to wash fixer (sodium thiosulfate) from film and photo-paper emulsions, in the textile industry as a bleaching, desulfurizing and dechlorinating agent and in the leather trade for the sulphonation of tanning extracts. It is used in the purification of TNT for military use. It is used in chemical manufacturing as a sulfonation and sulfomethylation agent. It is used in the production of sodium thiosulfate. It is used in other applications, including froth flotation of ores, oil recovery, food preservatives, and making dyes.