Sodium Sulfite Anhydrous

Model:	7757-83-7
Brand:	RongDa
Origin:	Made In China
Category:	Chemicals / Inorganic Chemical Materials / Other Inorganic Chemical Materials
Label:	Sodium sulfite , Sodium sulfite anhyd , Anhydrous sodium sul
Price:	US $430 / Metric Ton
Min. Order:	1 Metric Ton

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Product Description

1.Purity:96,98%
2.CAS no.:7757-83-7
3.MF:Na2SO3
4.White crytal powder Sodium Sulfite

2.Speicificaion

Specification for Industry Grade and Food Grade :

Item	Quality Index
Item	Industry Grade	Food Grade
Purity ( As Na2SO3)	96.0% min	98.0% min
Sodium sulphate ( SO4)	2.0% max	1.0% max
Chlorides ( As NaCL)	0.5% max	0.1% max
Arsenic ( As )	-	0.0002% max
Heavy metals ( As Pb )	-	0.0005% max
Iron (Fe)	0.005% max	0.002% max
Water insolubles	0.05% max	0.02% max

3.Usage

(1) Industry Grade : Used in Dyeing and printing Industry ,as dechlorinating agent and bleaching agent, in leather and tanning industry as bleaching agent , developer agent , reductant agent , stabilizer agent , or used in papermaking, electronic and water treatment industry.

(2) Food Grade: In food industry as additive (E223) preservative, antioxidant and antimicrobic for fruits (dried, glazed and candled), vegetables (onions, potatoes, etc.), juices (citrus and grapes) and fish (shrimps and prawns). In silage treatment as antifermentative. In starch and sweeteners production as bacteriostatic.

(3) Photo Grade: In the photographic industry as component of developer bath .

(4) Pharmaceutical Grade : pharmaceutical industry for the production of chloroform, benzene and formaldehyde phenylpropanoid Sulfone

4.Storage

Sodium sulfite should be stored in a dry and cool place.

5.Package

Sodium sulfite is packed in net weight 25kg plstic woven bag with plastic inner bag.

25tons/20'FCL.

Member Information

Rongda Chemical Co.,Ltd
Country/Region:	Hu Nan - China
Business Nature:	Manufacturer
Phone:	18974195732
Contact:	Becky Dai (Sales Manager)
Last Online:	17 Jun, 2014