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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
Chlorine dioxide
EC Number:
233-162-8
EC Name:
Chlorine dioxide
CAS Number:
10049-04-4
Molecular formula:
ClO2
IUPAC Name:
Chlorine Dioxide

Type of Substance

Composition:
mono-constituent substance
Origin:
inorganic

Substance Identifiers open all close all

  • Chlordioxid
  • Chlorine dioxide, water solution
  • Clorious2 Air
  • chlorine dioxide
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    other: aqueous solutions


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    gas


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide

    Legal Entity Composition(s) open all close all

    State Form:
    other: aqueous solutions
    Degree of purity:
    >= 0.5 - <= 0.8 % (w/w)


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    Impurity 1
    Chemical structure
    Reference substance name:
    Chlorine
    EC Number:
    231-959-5
    EC Name:
    Chlorine
    CAS Number:
    7782-50-5
    Molecular formula:
    Cl2
    IUPAC Name:
    chlorine
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    other: gas dissoluted in water


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    other: aqueous solution


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    other: Aqueous solution


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    gas


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    other: aqueous solution


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    gas


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    other: aqueous solutions


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide


    Constituent 1
    Chemical structure
    Reference substance name:
    Chlorine dioxide
    EC Number:
    233-162-8
    EC Name:
    Chlorine dioxide
    CAS Number:
    10049-04-4
    Molecular formula:
    ClO2
    IUPAC Name:
    Chlorine Dioxide