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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
Aluminium sulphate
EC Number:
233-135-0
EC Name:
Aluminium sulphate
CAS Number:
10043-01-3
Molecular formula:
Al.3/2H2O4S; General formula Al2(OH)x(SO4)(3-x/2), with x=0 and x=3 and x ranging from 0 to 3.
IUPAC Name:
Aluminium sulphate

Type of Substance

Composition:
mono-constituent substance
Origin:
inorganic

Substance Identifiers open all close all

  • ALUM
  • Aluminium Trisulfate
  • Aluminium sulfate
  • Aluminium sulphate, Solid
  • Cake alum
  • Filter alum
  • Papermaker's alum
  • Sulfuric acid, aluminum salt (3:2)
  • Compositions

    Boundary Composition(s)

    Legal Entity Composition(s) open all close all

    State Form:
    solid: bulk
    Degree of purity:
    > 99 % (w/w)


    Constituent 1
    Chemical structure
    Reference substance name:
    Aluminium sulphate
    EC Number:
    233-135-0
    EC Name:
    Aluminium sulphate
    CAS Number:
    10043-01-3
    Molecular formula:
    Al.3/2H2O4S; General formula Al2(OH)x(SO4)(3-x/2), with x=0 and x=3 and x ranging from 0 to 3.
    IUPAC Name:
    Aluminium sulphate
    Impurity 1
    Chemical structure
    Reference substance name:
    Diiron trioxide
    EC Number:
    215-168-2
    EC Name:
    Diiron trioxide
    CAS Number:
    1309-37-1
    Molecular formula:
    Fe2O3
    IUPAC Name:
    iron oxide
    Impurity 2
    Reference substance name:
    Unknown impurities
    IUPAC Name:
    Unknown impurities

    Composition(s) generated upon use

    Other types of composition(s)