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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
Barium sulfate
EC Number:
231-784-4
EC Name:
Barium sulfate
CAS Number:
7727-43-7
Molecular formula:
BaO4S
IUPAC Name:
barium sulfate

Type of Substance

Composition:
mono-constituent substance
Origin:
inorganic

Substance Identifiers open all close all

  • BARIACE
  • BARIFINE
  • BLANC FIXE
  • Barium sulfate
  • Bianco Fisso M 0,7
  • Bianco Fisso M 0,7 DREAM
  • Bianco Fisso M 0,7 PLUS
  • Bianco Fisso M 0,8
  • Bianco Fisso M 1,5
  • Bianco Fisso M 3,0 LO
  • Blanc Fixe
  • Blanc fixe
  • FASTOGEN Blue
  • FASTOGEN Green
  • FASTOGEN Super Blue
  • FASTOGEN Super Red
  • FASTOGEN Super Violet
  • Flake Shaped Barium Sulfate
  • KET Blue
  • KET Red
  • KET Yellow
  • Precipitated Barium Sulfate
  • SACHTOPERSE
  • SYMULER Brilliant Carmine 6B
  • SYMULER Fast Red
  • SYMULER Fast Violet
  • SYMULER Fast Yellow
  • SYMULER Lake Red
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Barium sulfate
    EC Number:
    231-784-4
    EC Name:
    Barium sulfate
    CAS Number:
    7727-43-7
    Molecular formula:
    BaO4S
    IUPAC Name:
    barium sulfate
    State Form:
    solid: nanoform


    Constituent 1
    Chemical structure
    Reference substance name:
    Barium sulfate
    EC Number:
    231-784-4
    EC Name:
    Barium sulfate
    CAS Number:
    7727-43-7
    Molecular formula:
    BaO4S
    IUPAC Name:
    barium sulfate

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    Barite

    Shape

    Shape description
    Shape category:
    spheroidal
    Shape:
    spherical
    Pure shape:
    yes
    Typical composition:
    100 %

    Particle size distribution and range

    Particle size distribution and range
    Shape category:
    spheroidal
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    ca. 50 nm
    Range:
    >= 20 - <= 60 nm
    Percentile:
    D50
    Typical value:
    ca. 80 nm
    Range:
    >= 30 - <= 80 nm
    Percentile:
    D90
    Typical value:
    ca. 120 nm
    Range:
    >= 50 - <= 120 nm
    Typical aspect ratio (:1):
    1.3 :1
    Additional information:
    Typical aspect ratio (:1) 1.3
    Fraction of constituent particles in the size range 1-100 nm:
    >= 50 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    Barite
    Pure structure:
    yes
    Typical composition:
    95 %
    Range:
    >= 90 - <= 100 %

    Specific surface area

    Typical specific surface area:
    ca. 13.5 m²/g
    Range of specific surface area:
    >= 10 - <= 15 m²/g

    Surface functionalisation / treatment

    Surface treatment applied:
    no

    Legal Entity Composition(s) open all close all

    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Barium sulfate
    EC Number:
    231-784-4
    EC Name:
    Barium sulfate
    CAS Number:
    7727-43-7
    Molecular formula:
    BaO4S
    IUPAC Name:
    barium sulfate
    State Form:
    solid: nanoform


    Constituent 1
    Chemical structure
    Reference substance name:
    Barium sulfate
    EC Number:
    231-784-4
    EC Name:
    Barium sulfate
    CAS Number:
    7727-43-7
    Molecular formula:
    BaO4S
    IUPAC Name:
    barium sulfate

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    Barite

    Shape

    Shape description
    Shape category:
    spheroidal
    Shape:
    spherical
    Pure shape:
    yes
    Typical composition:
    100 %

    Particle size distribution and range

    Particle size distribution and range
    Shape category:
    spheroidal
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    ca. 50 nm
    Range:
    >= 20 - <= 60 nm
    Percentile:
    D50
    Typical value:
    ca. 80 nm
    Range:
    >= 30 - <= 80 nm
    Percentile:
    D90
    Typical value:
    ca. 120 nm
    Range:
    >= 50 - <= 120 nm
    Typical aspect ratio (:1):
    1.3 :1
    Additional information:
    Typical aspect ratio (:1) 1.3
    Fraction of constituent particles in the size range 1-100 nm:
    >= 50 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    Barite
    Pure structure:
    yes
    Typical composition:
    95 %
    Range:
    >= 90 - <= 100 %

    Specific surface area

    Typical specific surface area:
    ca. 13.5 m²/g
    Range of specific surface area:
    >= 10 - <= 15 m²/g

    Surface functionalisation / treatment

    Surface treatment applied:
    no
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Barium sulfate
    EC Number:
    231-784-4
    EC Name:
    Barium sulfate
    CAS Number:
    7727-43-7
    Molecular formula:
    BaO4S
    IUPAC Name:
    barium sulfate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Barium sulfate
    EC Number:
    231-784-4
    EC Name:
    Barium sulfate
    CAS Number:
    7727-43-7
    Molecular formula:
    BaO4S
    IUPAC Name:
    barium sulfate
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Barium sulfate
    EC Number:
    231-784-4
    EC Name:
    Barium sulfate
    CAS Number:
    7727-43-7
    Molecular formula:
    BaO4S
    IUPAC Name:
    barium sulfate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Barium sulfate
    EC Number:
    231-784-4
    EC Name:
    Barium sulfate
    CAS Number:
    7727-43-7
    Molecular formula:
    BaO4S
    IUPAC Name:
    barium sulfate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Barium sulfate
    EC Number:
    231-784-4
    EC Name:
    Barium sulfate
    CAS Number:
    7727-43-7
    Molecular formula:
    BaO4S
    IUPAC Name:
    barium sulfate


    Constituent 1
    Chemical structure
    Reference substance name:
    Barium sulfate
    EC Number:
    231-784-4
    EC Name:
    Barium sulfate
    CAS Number:
    7727-43-7
    Molecular formula:
    BaO4S
    IUPAC Name:
    barium sulfate
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Barium sulfate
    EC Number:
    231-784-4
    EC Name:
    Barium sulfate
    CAS Number:
    7727-43-7
    Molecular formula:
    BaO4S
    IUPAC Name:
    barium sulfate


    Constituent 1
    Chemical structure
    Reference substance name:
    Barium sulfate
    EC Number:
    231-784-4
    EC Name:
    Barium sulfate
    CAS Number:
    7727-43-7
    Molecular formula:
    BaO4S
    IUPAC Name:
    barium sulfate


    Constituent 1
    Chemical structure
    Reference substance name:
    Barium sulfate
    EC Number:
    231-784-4
    EC Name:
    Barium sulfate
    CAS Number:
    7727-43-7
    Molecular formula:
    BaO4S
    IUPAC Name:
    barium sulfate


    Constituent 1
    Chemical structure
    Reference substance name:
    Barium sulfate
    EC Number:
    231-784-4
    EC Name:
    Barium sulfate
    CAS Number:
    7727-43-7
    Molecular formula:
    BaO4S
    IUPAC Name:
    barium sulfate