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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
Synthetic amorphous magnesium silicate, with molar ratio (SiO2:MgO) range of 1.4-4
EC Number:
701-065-4
Molecular formula:
MgO.xSiO2, the molar ratio SiO2:MgO typically ranges from 1.4-4
IUPAC Name:
Synthetic amorphous magnesium silicate, with molar ratio (SiO2:MgO) range of 1.4-4

Type of Substance

Composition:
UVCB
Origin:
inorganic

Substance Identifiers open all close all

  • Magnesol
  • Polysorb
  • SEAWARDSOL
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Synthetic amorphous magnesium silicate, with molar ratio (SiO2:MgO) range of 1.4-4
    EC Number:
    701-065-4
    Molecular formula:
    MgO.xSiO2, the molar ratio SiO2:MgO typically ranges from 1.4-4
    IUPAC Name:
    Synthetic amorphous magnesium silicate, with molar ratio (SiO2:MgO) range of 1.4-4
    Constituent 2
    Chemical structure
    Reference substance name:
    Water
    EC Number:
    231-791-2
    EC Name:
    Water
    CAS Number:
    7732-18-5
    Molecular formula:
    H2O
    IUPAC Name:
    oxidane
    Constituent 3
    Reference substance name:
    Mixed residual components
    IUPAC Name:
    Mixed residual components

    Legal Entity Composition(s) open all close all

    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Magnesium oxide
    EC Number:
    215-171-9
    EC Name:
    Magnesium oxide
    CAS Number:
    1309-48-4
    Molecular formula:
    MgO
    IUPAC Name:
    magnesium oxide
    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:
    dioxosilane
    Constituent 3
    Chemical structure
    Reference substance name:
    Water
    EC Number:
    231-791-2
    EC Name:
    Water
    CAS Number:
    7732-18-5
    Molecular formula:
    H2O
    IUPAC Name:
    oxidane
    Constituent 4
    Reference substance name:
    Mixed residual components
    IUPAC Name:
    Mixed residual components
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Magnesium oxide
    EC Number:
    215-171-9
    EC Name:
    Magnesium oxide
    CAS Number:
    1309-48-4
    Molecular formula:
    MgO
    IUPAC Name:
    magnesium oxide
    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:
    dioxosilane
    Constituent 3
    Chemical structure
    Reference substance name:
    Water
    EC Number:
    231-791-2
    EC Name:
    Water
    CAS Number:
    7732-18-5
    Molecular formula:
    H2O
    IUPAC Name:
    oxidane
    Constituent 4
    Reference substance name:
    Mixed residual components
    IUPAC Name:
    Mixed residual components
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Magnesium oxide
    EC Number:
    215-171-9
    EC Name:
    Magnesium oxide
    CAS Number:
    1309-48-4
    Molecular formula:
    MgO
    IUPAC Name:
    magnesium oxide
    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:
    dioxosilane
    Constituent 3
    Chemical structure
    Reference substance name:
    Water
    EC Number:
    231-791-2
    EC Name:
    Water
    CAS Number:
    7732-18-5
    Molecular formula:
    H2O
    IUPAC Name:
    oxidane
    Constituent 4
    Reference substance name:
    Mixed residual components
    IUPAC Name:
    Mixed residual components
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Magnesium oxide
    EC Number:
    215-171-9
    EC Name:
    Magnesium oxide
    CAS Number:
    1309-48-4
    Molecular formula:
    MgO
    IUPAC Name:
    magnesium oxide
    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:
    dioxosilane
    Constituent 3
    Chemical structure
    Reference substance name:
    Water
    EC Number:
    231-791-2
    EC Name:
    Water
    CAS Number:
    7732-18-5
    Molecular formula:
    H2O
    IUPAC Name:
    oxidane
    Constituent 4
    Reference substance name:
    Mixed residual components
    IUPAC Name:
    Mixed residual components
    State Form:
    solid: particulate/powder


    Constituent 1
    Reference substance name:
    Synthetic amorphous magnesium silicate, with molar ratio (SiO2:MgO) range of 1.4-2
    Molecular formula:
    MgO.xSiO2, the molar ratio SiO2:MgO typically ranges from 1.4-2
    IUPAC Name:
    Synthetic amorphous magnesium silicate, with molar ratio (SiO2:MgO) range of 1.4-2
    Constituent 2
    Chemical structure
    Reference substance name:
    Water
    EC Number:
    231-791-2
    EC Name:
    Water
    CAS Number:
    7732-18-5
    Molecular formula:
    H2O
    IUPAC Name:
    oxidane
    Constituent 3
    Reference substance name:
    Mixed residual components
    IUPAC Name:
    Mixed residual components
    State Form:
    solid: particulate/powder


    Constituent 1
    Reference substance name:
    Synthetic amorphous magnesium silicate, with molar ratio (SiO2:MgO) range of 2-3
    Molecular formula:
    MgO.xSiO2, the molar ratio SiO2:MgO typically ranges from 2-3
    IUPAC Name:
    Synthetic amorphous magnesium silicate, with molar ratio (SiO2:MgO) range of 2-3
    Constituent 2
    Chemical structure
    Reference substance name:
    Water
    EC Number:
    231-791-2
    EC Name:
    Water
    CAS Number:
    7732-18-5
    Molecular formula:
    H2O
    IUPAC Name:
    oxidane
    Constituent 3
    Reference substance name:
    Mixed residual components
    IUPAC Name:
    Mixed residual components
    State Form:
    solid: particulate/powder


    Constituent 1
    Reference substance name:
    Synthetic amorphous magnesium silicate, with molar ratio (SiO2:MgO) range of 2-3
    Molecular formula:
    MgO.xSiO2, the molar ratio SiO2:MgO typically ranges from 2-3
    IUPAC Name:
    Synthetic amorphous magnesium silicate, with molar ratio (SiO2:MgO) range of 2-3
    Constituent 2
    Chemical structure
    Reference substance name:
    Water
    EC Number:
    231-791-2
    EC Name:
    Water
    CAS Number:
    7732-18-5
    Molecular formula:
    H2O
    IUPAC Name:
    oxidane
    Constituent 3