sodium sulfite 7757-83-7, China sodium sulfite 7757-83-7 Manufacturers, China sodium sulfite 7757-83-7 Suppliers

sodium sulfite

Category :

EC NO : 231-821-4

Molecular Formula : Na₂SO₃

Main Specifications :

Synonyms : Sodium sulfite anhydrous;Sodium sulphite;anhydrous sodium sulfite;Sodium sulfite ,anhydrous;Sodium Sulfite (Food Grade);

Molecular Structure:

Product description:

Anhydrous sodium sulphite-High pure grade
Molecular Formula: Na₂SO₃
Molecular Weight: 126.04
CAS NO: 7757-83-7
Appearance: white crystalline powder
Character: with the smell of sulfur dioxide , lose SO₂in the air,become the sulfate
Solubility: soluble in water,slightly soluble in alcohol,insoluble in liquid ammonia
Usages: Main used in printing and dyeing,paper making,photo,food,pharmacy,petroleum chemical and so on
Packing: 25kg PE bag or 1000kg/bag Product specifications:

Items	Index
Items	Standard	Reference value
Na₂SO₃≥%	98.0	98.6
Fe≤ %	0.0005	0.0003
Insoluble in water≤ %	0.005	0.003
Na₂CO₃≤ %	0.1	0.001
Na₂SO₄≤ %	1.5	0.62
Nacl≤ %	0.005	0.0005
Pb≤ %	0.001	0.0002
As≤ %	0.0001	0.00002
Sodium thiosulfate≤ %	0.01	0.001
Appearance of soluble	white

Send your inquiry to sodium sulfite supplier

Company：	Dongying Fengyuan Chemical Co.,Ltd.
Contact：	Du Qiong
Phone：	+86-18668991216
Mobile phone：
Fax：
E-mail：	Contact Supplier
Website：	http://www.sodium-sulfite.com
Address：	Donger Road,Dongying City
Zip Code：	257102