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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
Diarsenic trioxide
EC Number:
215-481-4
EC Name:
Diarsenic trioxide
CAS Number:
1327-53-3
Molecular formula:
As2O3
IUPAC Name:
diarsenic trioxide

Type of Substance

Composition:
mono-constituent substance
Origin:
inorganic

Substance Identifiers open all close all

  • Arseniksuspension
  • Arsentrioxid
  • Diarsenic trioxide
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Diarsenic trioxide
    EC Number:
    215-481-4
    EC Name:
    Diarsenic trioxide
    CAS Number:
    1327-53-3
    Molecular formula:
    As2O3
    IUPAC Name:
    diarsenic trioxide
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Diarsenic trioxide
    EC Number:
    215-481-4
    EC Name:
    Diarsenic trioxide
    CAS Number:
    1327-53-3
    Molecular formula:
    As2O3
    IUPAC Name:
    diarsenic trioxide
    State Form:
    solid: particulate/powder
    Degree of purity:
    > 95 - <= 100 % (w/w)


    Constituent 1
    Chemical structure
    Reference substance name:
    Diarsenic trioxide
    EC Number:
    215-481-4
    EC Name:
    Diarsenic trioxide
    CAS Number:
    1327-53-3
    Molecular formula:
    As2O3
    IUPAC Name:
    diarsenic trioxide
    Impurity 1
    Chemical structure
    Reference substance name:
    Nickel sulphate
    EC Number:
    232-104-9
    EC Name:
    Nickel sulphate
    CAS Number:
    7786-81-4
    Molecular formula:
    H2O4S.Ni
    IUPAC Name:
    Nickel sulphate

    Legal Entity Composition(s) open all close all

    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Diarsenic trioxide
    EC Number:
    215-481-4
    EC Name:
    Diarsenic trioxide
    CAS Number:
    1327-53-3
    Molecular formula:
    As2O3
    IUPAC Name:
    diarsenic trioxide
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Diarsenic trioxide
    EC Number:
    215-481-4
    EC Name:
    Diarsenic trioxide
    CAS Number:
    1327-53-3
    Molecular formula:
    As2O3
    IUPAC Name:
    diarsenic trioxide
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Diarsenic trioxide
    EC Number:
    215-481-4
    EC Name:
    Diarsenic trioxide
    CAS Number:
    1327-53-3
    Molecular formula:
    As2O3
    IUPAC Name:
    diarsenic trioxide


    Constituent 1
    Chemical structure
    Reference substance name:
    Diarsenic trioxide
    EC Number:
    215-481-4
    EC Name:
    Diarsenic trioxide
    CAS Number:
    1327-53-3
    Molecular formula:
    As2O3
    IUPAC Name:
    diarsenic trioxide
    Degree of purity:
    ca. 96.3 % (w/w)


    Constituent 1
    Chemical structure
    Reference substance name:
    Diarsenic trioxide
    EC Number:
    215-481-4
    EC Name:
    Diarsenic trioxide
    CAS Number:
    1327-53-3
    Molecular formula:
    As2O3
    IUPAC Name:
    diarsenic trioxide
    Impurity 1
    Chemical structure
    Reference substance name:
    Nickel sulphate
    EC Number:
    232-104-9
    EC Name:
    Nickel sulphate
    CAS Number:
    7786-81-4
    Molecular formula:
    H2O4S.Ni
    IUPAC Name:
    Nickel sulphate

    Composition(s) generated upon use

    Other types of composition(s)