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Alfa Aesar™ Sodium sulfite, anhydrous, 98%

$41.14 - $399.30

Chemical Identifiers

Chemical Name or Material Sodium sulfite
CAS 7757-83-7
Name Note anhydrous
Molecular Formula Na2SO3
Formula Weight 126.04
MDL Number MFCD00003503
Merck Index 14,8682
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAA1793336

  SDS
alfa aesar™
A1793336
500g Each for $41.14

AAA179330C

  SDS
alfa aesar™
A179330C
10000g Each for $399.30

AAA179330E

  SDS
alfa aesar™
A179330E
2500g Each for $119.93
Description & Specifications

Specifications

Formula Weight 126.04
Melting Point >500°C (dec.)
Chemical Name or Material Sodium sulfite
Merck Index 14,8682
CAS 7757-83-7
RTECS Number WE2150000
Quantity 500g
Name Note anhydrous
MDL Number MFCD00003503
TSCA TSCA
Assay 98%
Molecular Formula Na2SO3

Applications
Sodium sulfite is used in the photography industry to protect developing solutions from oxidation, in the pulp and paper industry, in water treatment as an oxygen scavenger agent, as a desulfurizing and dechlorinating agent in the leather industry and as a bleaching agent in textile industry. It is used as a preservative to prevent dried fruit from discoloring. It finds application as a sulfonation and sulfomethylation agent in the chemical industry. It is involved in the production of sodium thiosulfate. Other applications include forth flotation ores, oil recovery and making dyes.

Solubility
Soluble in water and glycerol. Insoluble in alcohol, liquid chlorine and liquid ammonia.

Notes
Hygroscopic. Moisture and air sensitive. Keep the container tightly closed in a dry and well-ventilated place. Incompatible with acids, strong oxidizing agents.