Barium Sulphate 97% Letterbox Friendly Pouch


Barium sulfate (or sulphate) is the inorganic compound with the chemical formula BaSO4. It is a white crystalline solid that is odorless and insoluble in water. It occurs as the mineral barite, which is the main commercial source of barium and materials prepared from it. The white opaque appearance and its high density are exploited in its main applications.

  • Drilling fluids
  • Pigment
  • Paper brightener
  • Plastics filler
  • Radiocontrast agent
  • Catalyst support
  • Pyrotechnics
  • Copper industry

Minimum Assay: 98.6-100.0%
Molecular Formula: BaSO4
Molecular Weight: 233.4 g/mol
Melting Point: 1580°C
Soluble Barium Compunds:, <0.005%
Chloride (Cl): <0.05%
Sulphide: Passes(S): Test
Arsenic (As): <0.0005%
Heavy Metals (as Pb): <0.001%
Loss on Ignition: <2%

Hazard Phrases: Not considered harmful under normal laboratory conditions

Cas No: 7727-43-7
Einecs No: 231-784-4

HS Code: 2833270000


Following the UK’s departure from the EU on 1 January 2021, all European shipments are sent on a DAP Basis (Delivered at Place).

This means that the buyer will be liable for import VAT at their prevailing national rate and for orders over 150€ (including carriage) import duties will become chargeable at your prevailing national rate.

The Duty is ascertained by your national customs authority based on the HS Code of each product. The HS Code is shown in the “European Shipment” section of each product page.


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