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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Identification

Chemical structure
Display Name:
Potassium sulphite
EC Number:
233-321-1
EC Name:
Potassium sulphite
CAS Number:
10117-38-1
Molecular formula:
K2SO3
IUPAC Name:
potassium sulphite

Type of Substance

Composition:
mono-constituent substance
Origin:
inorganic

Substance Identifiers open all close all

  • Dipotassium sulfite
  • Kaliumsulfit
  • Potassium Sulphite
  • Potassium sulfite
  • Potassium sulfite (K2SO3) (6CI, 7CI)
  • Sulfurous acid, dipotassium salt (8CI, 9CI)
  • dipotassium sulfite
  • potassium sulfite
  • potassium sulfite (K2SO3) (6CI, 7CI)
  • potassium sulphite
  • sulfurous acid, dipotassium salt (8Cl, 9Cl)
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Potassium sulphite
    EC Number:
    233-321-1
    EC Name:
    Potassium sulphite
    CAS Number:
    10117-38-1
    Molecular formula:
    K2SO3
    IUPAC Name:
    potassium sulphite

    Legal Entity Composition(s) open all close all

    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Potassium sulphite
    EC Number:
    233-321-1
    EC Name:
    Potassium sulphite
    CAS Number:
    10117-38-1
    Molecular formula:
    K2SO3
    IUPAC Name:
    potassium sulphite
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Potassium sulphite
    EC Number:
    233-321-1
    EC Name:
    Potassium sulphite
    CAS Number:
    10117-38-1
    Molecular formula:
    K2SO3
    IUPAC Name:
    potassium sulphite


    Constituent 1
    Chemical structure
    Reference substance name:
    Potassium sulphite
    EC Number:
    233-321-1
    EC Name:
    Potassium sulphite
    CAS Number:
    10117-38-1
    Molecular formula:
    K2SO3
    IUPAC Name:
    potassium sulphite

    Composition(s) generated upon use

    Other types of composition(s)