anhydrous sodium sulfite sodium sulfite Application: medicine, papermaking, tannage, leather, printing, dyeing, bleachin

sodium sulfite

Molecular Formula: Na2SO3

Molecular Weight: 126.04

Purity:96%

CAS No.: 7757-83-7Appearance: white crystalline powder

Packing: 25kgs plastic woven bag, 23T in one 20’fcl container or as customer’s request.

Application: medicine, papermaking, tannage, leather, printing, dyeing, bleaching and food.

Storage & handling: Store the product in a cool and dry place, avoid contacting sunshine, water and moisture, avoid contacting with strong acid, oxidants or poisonous substances. Exposure to moisture will make it oxidized easily to be sodium sulphate. Do not store for a long time.

Index Name	Premium grade
Sodium sulfite ( Na2SO3 ) , % ≥	96%
Fe , ?≤	0.005
Water insoluble matter , % ≤	0.03
Free alkali ( as Na2SO3 ) , % ≤	0.4

96% Anhydrous Sodium Sulfite