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Barium Sulfate BaSO4 barite - 500g
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Description
Barium Sulfate (BaSO₄)
CAS Number: 7727-43-7
Chemical Formula: BaSO₄
Molar Mass: 233.39 g/mol
Appearance: White crystalline solid or powder
Chemical and Physical Properties:
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Density: 4.49 g/cm³
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Melting Point: Approximately 1,580 °C
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Boiling Point: Decomposes at around 1,600 °C
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Solubility:
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In Water: Practically insoluble, with a solubility of about 0.2448 mg/100 mL at 20 °C
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In Ethanol: Insoluble
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In Acids: Insoluble, but dissolves in hot concentrated sulfuric acid
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Applications:
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Medical Imaging: Employed as a radiopaque contrast agent in X-ray imaging of the digestive system, commonly known as a "barium meal" or "barium swallow."
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Paints and Coatings: Utilized as a white pigment and filler to enhance the density and brightness of paints, coatings, and plastics.
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Plastics and Rubber Industry: Acts as a filler to improve the physical properties of polymers and rubber products.
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Paper Industry: Used as a coating agent to improve the whiteness and opacity of paper products.
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Oil and Gas Drilling: Serves as a weighting agent in drilling muds to lubricate and cool the drill bit and to maintain pressure.
Safety Information:
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Handling: While barium sulfate is considered non-toxic due to its insolubility and non-absorption in the gastrointestinal tract, inhalation of dust should be avoided as it may cause mechanical irritation to the respiratory tract.
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Storage: Store in a cool, dry, well-ventilated area away from incompatible substances. Keep container tightly closed to prevent moisture absorption and contamination.
*Note: The information provided is based on general data. Always refer to the Safety Data Sheet (SDS) provided by the supplier for detailed and accurate information.*