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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
Sodium thiosulphate
EC Number:
231-867-5
EC Name:
Sodium thiosulphate
CAS Number:
7772-98-7
Molecular formula:
H2O3S2.2Na
IUPAC Name:
sodium thiosulphate

Type of Substance

Composition:
mono-constituent substance
Origin:
inorganic

Substance Identifiers open all close all

  • sodium thiosulphate
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Sodium thiosulphate
    EC Number:
    231-867-5
    EC Name:
    Sodium thiosulphate
    CAS Number:
    7772-98-7
    Molecular formula:
    H2O3S2.2Na
    IUPAC Name:
    sodium thiosulphate

    Legal Entity Composition(s) open all close all

    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Sodium thiosulphate
    EC Number:
    231-867-5
    EC Name:
    Sodium thiosulphate
    CAS Number:
    7772-98-7
    Molecular formula:
    H2O3S2.2Na
    IUPAC Name:
    sodium thiosulphate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Sodium thiosulphate
    EC Number:
    231-867-5
    EC Name:
    Sodium thiosulphate
    CAS Number:
    7772-98-7
    Molecular formula:
    H2O3S2.2Na
    IUPAC Name:
    sodium thiosulphate
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Sodium thiosulphate
    EC Number:
    231-867-5
    EC Name:
    Sodium thiosulphate
    CAS Number:
    7772-98-7
    Molecular formula:
    H2O3S2.2Na
    IUPAC Name:
    sodium thiosulphate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Sodium thiosulphate
    EC Number:
    231-867-5
    EC Name:
    Sodium thiosulphate
    CAS Number:
    7772-98-7
    Molecular formula:
    H2O3S2.2Na
    IUPAC Name:
    sodium thiosulphate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    disodium;dioxido-oxo-sulfanylidene-λ6-sulfane;pentahydrate
    EC Number:
    600-156-5
    CAS Number:
    10102-17-7
    Molecular formula:
    Na2O3S2 · 5H2O
    IUPAC Name:
    disodium;dioxido-oxo-sulfanylidene-λ6-sulfane;pentahydrate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Sodium thiosulphate
    EC Number:
    231-867-5
    EC Name:
    Sodium thiosulphate
    CAS Number:
    7772-98-7
    Molecular formula:
    H2O3S2.2Na
    IUPAC Name:
    sodium thiosulphate


    Constituent 1
    Chemical structure
    Reference substance name:
    Sodium thiosulphate
    EC Number:
    231-867-5
    EC Name:
    Sodium thiosulphate
    CAS Number:
    7772-98-7
    Molecular formula:
    H2O3S2.2Na
    IUPAC Name:
    sodium thiosulphate


    Constituent 1
    Chemical structure
    Reference substance name:
    Sodium thiosulphate
    EC Number:
    231-867-5
    EC Name:
    Sodium thiosulphate
    CAS Number:
    7772-98-7
    Molecular formula:
    H2O3S2.2Na
    IUPAC Name:
    sodium thiosulphate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Sodium thiosulphate
    EC Number:
    231-867-5
    EC Name:
    Sodium thiosulphate
    CAS Number:
    7772-98-7
    Molecular formula:
    H2O3S2.2Na
    IUPAC Name:
    sodium thiosulphate
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Sodium thiosulphate
    EC Number:
    231-867-5
    EC Name:
    Sodium thiosulphate
    CAS Number:
    7772-98-7
    Molecular formula:
    H2O3S2.2Na
    IUPAC Name:
    sodium thiosulphate


    Constituent 1
    Chemical structure
    Reference substance name:
    Sodium thiosulphate
    EC Number:
    231-867-5
    EC Name:
    Sodium thiosulphate
    CAS Number:
    7772-98-7
    Molecular formula:
    H2O3S2.2Na
    IUPAC Name:
    sodium thiosulphate


    Constituent 1
    Chemical structure
    Reference substance name:
    Sodium thiosulphate
    EC Number:
    231-867-5
    EC Name:
    Sodium thiosulphate
    CAS Number:
    7772-98-7
    Molecular formula:
    H2O3S2.2Na
    IUPAC Name:
    sodium thiosulphate

    Composition(s) generated upon use

    Other types of composition(s)