ANHYDROUS SODIUM SULFITE 

Sodium sulfite can be used in leather, pulp-and-paper, metallurgy, gas producing, chemical, film and photo industries and other industrial sectors. 

Chemical name: IUPAC: disodium sulfite, EC: sodium sulfite, CAS: Sulfurous acid disodium salt

Chemical formula:  Na2SO3

Packaging: Big Bags1.000 kg, Bags 25 kg, In bulk;