Anhydrous sodium sulphite

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  • >=25
    US $80.00
Supply Ability:
3000 Metric Ton/Metric Tons per Month
Port:
Tianjin, Lianyungang
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Overview
Quick Details
Classification:
Sulphate
Type:
Sodium Sulfite
CAS No.:
7757-83-7
MF:
Na2SO3
EINECS No.:
231-821-4
Place of Origin:
China (Mainland)
Grade Standard:
Food Grade, Industrial Grade
Purity:
99%
Appearance:
colorless
Brand Name:
TIANKAI
Packaging & Delivery
Packaging Details
25/50/1000 kg bags

Product

Sodium  sulphite  anhydrous

Discription

1) CAS no.: 7757-83-7

2) Supplied in two grades

3) Grade F/P conforms to the requirements of the Food Chemical Codex, the

Miscellaneous Food Additive Regulations 1995, EEC Directive 95/2/EEC,

BP/Ph .Eur and BSS 3304/ISO418 photographic grade specifications

4) Can also be supplied with the addition of a catalyst for water treatment purposes

 

Applications

1) Anhydrous sodium sulphite is used as convenient source of sulphur dioxide

2) Foodstuffs: as a preservative particularly for processed meats and fruit juices

3) Textiles: as an antichlor following bleaching by sodium hypochlorite

4) Photography: as a preservative in developing solutions

5) Dyestuffs: as a reducing agent in the manufacture of some dyestuffs

6) Water treatment: as an oxygen scavenger in boiler feed waters

7) Paper: as an antichlor and also as the chemical in the processing of

wood pulp by chemi-thermo-mechanical means

 

Packing

1) 25kg/polyethylene lined multiply paper sack

2) Packages supplied meet with UN performance standards where appropriate

3) Special packaging requirements can be accommodated

 

Shipping information:

1) H.S. Code. 283210

2) IMO classification  non-hazardous