Anhydrous sodium sulfite(Photo grade) 7757-83-7, China Anhydrous sodium sulfite(Photo grade) 7757-83-7 Manufacturers, China Anhydrous sodium sulfite(Photo grade) 7757-83-7 Suppliers

Anhydrous sodium sulfite(Photo grade)

Category :

Inorganic chemicals

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:

Anhydrous sodium sulfite(Photo grade) 7757-83-7

Product description:

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 ≥%	97.0	97.8
Fe≤ %	0.005	0.003
Insoluble in water≤ %	0.05	0.01
Na₂CO₃≤ %	0.15	0.12
Pb≤ %	0.002	0.0006
Sodium thiosulfate≤ %	0.03	Qualification
Appearance of soluble	white

Send your inquiry to Anhydrous sodium sulfite(Photo grade) 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