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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
Bentonite, acid-leached
EC Number:
274-324-8
EC Name:
Bentonite, acid-leached
CAS Number:
70131-50-9
Molecular formula:
unspecified for this UVCB substance
IUPAC Name:
Bentonite, acid-leached

Type of Substance

Composition:
UVCB
Origin:
inorganic

Substance Identifiers open all close all

  • Bleaching Earth
  • CERATOFIX® Types
  • CERATOSIL® Types
  • EX-2119
  • Fulacolor (various grades)
  • Fulcat (various grades)
  • ICA 5000
  • Krystal Klear 100
  • Krystal Klear 200
  • Krystal Klear QF
  • Opazil SO
  • QF
  • Südflock P 61
  • T-4355
  • TONSIL 522 FF
  • TONSIL EX 1717 (III)
  • TONSIL SUPREME types
  • Taiko Classic
  • Taiko Excel
  • Taiko Omega
  • Taiko Supreme
  • Tonsil APT Types
  • Tonsil CO Types
  • Tonsil COG
  • Tonsil EX 1576 (VI)
  • Tonsil Optimum Types
  • Tonsil Standard Types
  • Tonsil Supreme Types
  • Tonsil Types
  • V2 Super
  • V2 granules
  • V2S
  • Zakuro
  • Compositions

    Boundary Composition(s)

    Legal Entity Composition(s) open all close all

    State Form:
    solid: bulk


    Constituent 1
    Reference substance name:
    Smectite-group minerals
    EC Number:
    235-374-6
    EC Name:
    Smectite-group minerals
    CAS Number:
    12199-37-0
    Molecular formula:
    Not available
    IUPAC Name:
    Hydrated sodium calcium aluminum silicate
    Constituent 2
    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 3
    Chemical structure
    Reference substance name:
    Feldspar-group minerals
    EC Number:
    270-666-7
    EC Name:
    Feldspar-group minerals
    CAS Number:
    68476-25-5
    Molecular formula:
    NaAlSi3O8
    IUPAC Name:
    Feldspar-group minerals
    Constituent 4
    Chemical structure
    Reference substance name:
    Quartz (SiO2)
    EC Number:
    238-878-4
    EC Name:
    Quartz (SiO2)
    CAS Number:
    14808-60-7
    Molecular formula:
    SiO2
    IUPAC Name:
    Silicon dioxide (quartz)
    Constituent 5
    Chemical structure
    Reference substance name:
    Calcium sulfate
    EC Number:
    231-900-3
    EC Name:
    Calcium sulfate
    CAS Number:
    7778-18-9
    Molecular formula:
    Ca.H2O4S
    IUPAC Name:
    calcium sulfate
    Constituent 6
    Reference substance name:
    Naturally occurring substances
    EC Number:
    310-127-6
    EC Name:
    Naturally occurring substances
    CAS Number:
    12174-37-7
    Molecular formula:
    Not available
    IUPAC Name:
    pyroxene
    State Form:
    solid: bulk


    Constituent 1
    Reference substance name:
    Smectite-group minerals
    EC Number:
    235-374-6
    EC Name:
    Smectite-group minerals
    CAS Number:
    12199-37-0
    Molecular formula:
    Not available
    IUPAC Name:
    Hydrated sodium calcium aluminum silicate
    Constituent 2
    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 3
    Chemical structure
    Reference substance name:
    Feldspar-group minerals
    EC Number:
    270-666-7
    EC Name:
    Feldspar-group minerals
    CAS Number:
    68476-25-5
    Molecular formula:
    NaAlSi3O8
    IUPAC Name:
    Feldspar-group minerals
    Constituent 4
    Chemical structure
    Reference substance name:
    Calcium sulfate
    EC Number:
    231-900-3
    EC Name:
    Calcium sulfate
    CAS Number:
    7778-18-9
    Molecular formula:
    Ca.H2O4S
    IUPAC Name:
    calcium sulfate
    Constituent 5
    Chemical structure
    Reference substance name:
    Quartz (SiO2)
    EC Number:
    238-878-4
    EC Name:
    Quartz (SiO2)
    CAS Number:
    14808-60-7
    Molecular formula:
    SiO2
    IUPAC Name:
    Silicon dioxide (quartz)
    Constituent 6
    Reference substance name:
    not available
    EC Number:
    601-805-5
    CAS Number:
    12174-11-7
    IUPAC Name:
    not available
    State Form:
    solid: bulk


    Constituent 1
    Reference substance name:
    Smectite-group minerals
    EC Number:
    235-374-6
    EC Name:
    Smectite-group minerals
    CAS Number:
    12199-37-0
    Molecular formula:
    Not available
    IUPAC Name:
    Hydrated sodium calcium aluminum silicate
    Constituent 2
    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 3
    Chemical structure
    Reference substance name:
    Feldspar-group minerals
    EC Number:
    270-666-7
    EC Name:
    Feldspar-group minerals
    CAS Number:
    68476-25-5
    Molecular formula:
    NaAlSi3O8
    IUPAC Name:
    Feldspar-group minerals