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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
Disodium disulphite
EC Number:
231-673-0
EC Name:
Disodium disulphite
CAS Number:
7681-57-4
Molecular formula:
Na2S2O5
IUPAC Name:
disodium disulphite

Type of Substance

Composition:
mono-constituent substance
Origin:
inorganic

Substance Identifiers open all close all

  • Dinatriumdisulfit
  • Disodium disulfite
  • Disodium metabisulfite
  • Disodium pyrosulfite
  • Disulfurous acid, disodium salt (9CI)
  • METABISULFITO SODICO
  • METABISULFITO SODICO TECNICO
  • Natriumdisulfit
  • Pyrosulfurous acid, disodium salt (8CI)
  • Sodium Metabisulfite
  • Sodium Metabisulfite
  • Sodium Metabisulphite
  • Sodium disulfite
  • Sodium disulfite (Na2S2O5)
  • Sodium metabisulfite
  • Sodium metabisulfite (Na2S2O5)
  • Sodium pyrosulfite
  • Sodium pyrosulfite (Na2S2O5)
  • disodium disulphite
  • pirosiarczyn sodowy
  • sodium metabisulfite
  • Sodium metabisulfite
    (No other type specified)

    Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite

    Legal Entity Composition(s) open all close all

    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium disulphite
    EC Number:
    231-673-0
    EC Name:
    Disodium disulphite
    CAS Number:
    7681-57-4
    Molecular formula:
    Na2S2O5
    IUPAC Name:
    disodium disulphite

    Composition(s) generated upon use

    Other types of composition(s)