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Esseco USA Catalyzed Sodium Sulfite Plus (1CS21R)

Esseco USA Catalyzed Sodium Sulfite Plus (1CS21R) is an oxygen scavenger. It is catalyzed with cobalt and appears as a powder with colors ranging from pink to tan to gray.

Chemical Name: Sodium Sulphite

CAS Number: 7757-83-7

Synonyms: Na2SO3, Sodium Sulfite

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Identification & Functionality

Chemical Family
Chemical Name
Base Chemicals Functions
CAS No.
7757-83-7
EC No.
231-821-4
Structure

Esseco USA Catalyzed Sodium Sulfite Plus (1CS21R) - Structure

Applications & Uses

Markets
Uses
  • Oxygen scavenger in drilling water - This product is used in drilling water (oil extracting industry) as oxygen scavenger. It is catalyzed with cobalt and appears as a powder with colors ranging from pink to tan to gray.
  • Oxygen scavenger - This product is used in steam boiler treatment to remove dissolved oxygen. It is catalyzed with cobalt and appears as a powder with colors ranging from pink to tan to gray.

Properties

Physical Form
Specifications
ValueUnitsTest Method / Conditions
Sodium Sulfite95.0 - 101.0%
pH (1% Solution)8.0 - 8.4
Cobalt Sulfate Monohydrate0.09 - 0.11%
Mineral Oil0.04 - 0.08%
Sodium Metabisulfite1.0 - 5.0%