Chinachemnet   |   Sign in   |   Join Nowsodium sulfite Anhydrous Manufacturers, China sodium sulfite Anhydrous Suppliers, China sodium sulfite Anhydrous Exporters
  • Region :Inorganic chemicals/Others
  • Tel : 0086-536-5317817,5302819
  • Fax : 0086-536-5339779
  • Email :info@klong.cn
  • URL :www.klong.cn

Details for China sodium sulfite Anhydrous

sodium sulfite Anhydrous 7757-83-7

Category :

Inorganic chemicals/Others

sodium sulfite Anhydrous
CAS NO : 7757-83-7
EC NO : 231-821-4
MF : Na2SO3
MW : 126.04
Product description :
Industrial Anhydrous sodium sulfite

Molecular Formula: Na2SO3
Molecule Weight: 126.04
Appearance: white or light yellow crystalline powder
Quality standard: HG/T 2967——2000

Item

Value

Top-grade

First grade

Qualified product

sodium sulfite (Na2SO3),%

≥ 97.0

≥ 96.0

≥ 93.0

Fe,%

≤ 0.003

≤ 0.005

≤ 0.02

water-Insoluble ,% water-Insoluble ,%

≤ 0.02

≤ 0.03

≤ 0.05

Free alkali(as Na2SO3),%

≤ 0.10

≤ 0.40

≤ 0.80

Sulfate(as Na2SO4),%

≤ 2.5

Chloride(as NaCl),%

≤ 0.10

Uses: used in leather and tannage, plant bleaching agent, reductant

Packing: in polythene plastic bag with a polypropylene overbag, paper-plastic composite bag, kraft bag, etc.

Net weight: 25,50,1000kilograms per bag or following your demand.

We welcome your orders for bromide products, magnesium chloride, industrial crude salt and bittern serial chemicals.

Synonyms : Sodium sulfite anhydrous;Sodium sulphite;anhydrous sodium sulfite;Sodium sulfite ,anhydrous;Sodium Sulfite (Food Grade);
Molecular Structure : sodium sulfite Anhydrous 7757-83-7