CAS Registry Number

CAS 7727-43-7 — Barium sulfate

CAS 7727-43-7 BaSO4 MW 233.39

Barium sulfate is an inorganic compound composed of barium, sulfur, and oxygen, widely used as a radiopaque contrast agent in medical imaging, a filler in paints and plastics, and in drilling fluids for oil and gas exploration. It appears as a white, odorless powder insoluble in water and most solvents. With a CAS number of 7727-43-7, molecular formula BaSO₄, and molecular weight of 233.39 g/mol, it requires no special storage beyond ambient conditions and carries no hazard signal word. Molekula supplies barium sulfate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Also known as: Barium sulfate (Blanc Fixe Type N)

View product details

Molekula products for CAS 7727-43-7

Barium sulfate

SKU 21615331

In stock Inorganic Chemicals

Barium sulfate (Blanc Fixe Type N)

SKU 90023824

Made to order Inorganic Chemicals

Molekula has supplied fine chemicals and biochemicals since 2000 from ISO 9001:2015 and ISO 14001:2015 certified facilities. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.