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    Barium sulfate

    1. Molecular Structure

    Barium sulfate 2D Structure

    2. Chemical Identity

    PropertyValue
    IUPAC Namebarium(2+) sulfate
    Molecular FormulaBaO4S
    SMILES[O-]S(=O)(=O)[O-].[Ba+2]

    3. Chemical Properties

    PropertyValue
    Molecular Weight233.39 g/mol
    TPSA88.6 Ų
    LogPN/A
    Formal Charge0

    4. Experimental Properties

    PropertyValue
    Boiling Point2912 °F at 760 mmHg (Decomposes) (NIOSH, 2024)
    Melting Point1580 °C
    Density4.49 @25 °C
    SolubilitySOLUBILITY IN WATER INCREASES CONSIDERABLY IN PRESENCE OF CHLORIDE & OTHER ANIONS
    Flash PointNo data available
    Autoignition TempNo data available

    5. Supplier Suggestions

    SupplierWebsiteLocation
    Sigma Aldrich/MerckVisit MerckInternational
    LennoxVisit LennoxIreland
    Doc SolderVisit Doc SolderIreland

    6. GHS Safety & Hazards

    Signal Word
    Danger
    GHS PictogramGHS Pictogram

    Hazard Statements

    • H302 (16.6%): Harmful if swallowed [Warning Acute toxicity, oral]
    • H332 (16.6%): Harmful if inhaled [Warning Acute toxicity, inhalation]
    • H372: Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]
    • H402: Harmful to aquatic life [Hazardous to the aquatic environment, acute hazard]
    • H412: Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]

    Precautionary Statements

    • P260, P264, P270, P273, P319, and P501 (click each P-code to see the statement)
    • P261, P264, P270, P271, P301+P317, P304+P340, P317, P330, and P501 (click each P-code to see the statement)
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