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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
Chromium iron oxide
EC Number:
235-790-8
EC Name:
Chromium iron oxide
CAS Number:
12737-27-8
Molecular formula:
Fe(x)Cr(2-x)O3 0,65≤x≤1,75
IUPAC Name:
chromium(3+) iron(3+) trioxidandiide

Type of Substance

Composition:
UVCB
Origin:
inorganic

Substance Identifiers open all close all

  • C.I. Pigment Brown 29
  • Chromium iron oxide
  • Chromium iron oxide; C.I. Pigment Brown 29
  • Pigment Brown 29
  • 77500
    (Colour Index)
    Chromium iron hematite
    (No other type specified)

    Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide

    Legal Entity Composition(s) open all close all

    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide
    Constituent 2
    Chemical structure
    Reference substance name:
    Copper oxide
    EC Number:
    215-269-1
    EC Name:
    Copper oxide
    CAS Number:
    1317-38-0
    Molecular formula:
    CuO
    IUPAC Name:
    copper oxide
    Constituent 3
    Chemical structure
    Reference substance name:
    Titanium dioxide
    EC Number:
    236-675-5
    EC Name:
    Titanium dioxide
    CAS Number:
    13463-67-7
    Molecular formula:
    O2Ti
    IUPAC Name:
    dioxotitanium
    Constituent 4
    Chemical structure
    Reference substance name:
    Aluminium oxide
    EC Number:
    215-691-6
    EC Name:
    Aluminium oxide
    CAS Number:
    1344-28-1
    Molecular formula:
    Al2O3
    IUPAC Name:
    Dialuminium trioxide
    Constituent 5
    Chemical structure
    Reference substance name:
    Silicon dioxide
    EC Number:
    231-545-4
    EC Name:
    Silicon dioxide
    CAS Number:
    7631-86-9
    Molecular formula:
    O2Si
    IUPAC Name:
    Silicon dioxide
    Constituent 6
    Chemical structure
    Reference substance name:
    Manganese oxide
    EC Number:
    215-695-8
    EC Name:
    Manganese oxide
    CAS Number:
    1344-43-0
    Molecular formula:
    MnO
    IUPAC Name:
    manganese oxide
    Constituent 7
    Chemical structure
    Reference substance name:
    Molybdenum trioxide
    EC Number:
    215-204-7
    EC Name:
    Molybdenum trioxide
    CAS Number:
    1313-27-5
    Molecular formula:
    MoO3
    IUPAC Name:
    trioxomolybdenum
    Constituent 8
    Chemical structure
    Reference substance name:
    Disodium oxide
    EC Number:
    215-208-9
    EC Name:
    Disodium oxide
    CAS Number:
    1313-59-3
    Molecular formula:
    Na2O
    IUPAC Name:
    disodium oxygen(2-)
    Constituent 9
    Chemical structure
    Reference substance name:
    Diphosphorus pentaoxide
    EC Number:
    215-236-1
    EC Name:
    Diphosphorus pentaoxide
    CAS Number:
    1314-56-3
    Molecular formula:
    O5P2
    IUPAC Name:
    1,3-dioxodiphosphoxane 1,3-dioxide
    Constituent 10
    Chemical structure
    Reference substance name:
    Sulphur trioxide
    EC Number:
    231-197-3
    EC Name:
    Sulphur trioxide
    CAS Number:
    7446-11-9
    Molecular formula:
    O3S
    IUPAC Name:
    oxosulfane dioxide
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide


    Constituent 1
    Chemical structure
    Reference substance name:
    Chromium iron oxide
    EC Number:
    235-790-8
    EC Name:
    Chromium iron oxide
    CAS Number:
    12737-27-8
    Molecular formula:
    Fe(x)Cr(2-x)O3 0,65≤x≤1,75
    IUPAC Name:
    chromium(3+) iron(3+) trioxidandiide

    Composition(s) generated upon use

    Other types of composition(s)