Bismuth oxide powder is typically available in high purity grades, making it suitable for sensitive applications.

Unlike many other metal oxides, bismuth oxide is relatively non-toxic allowing its use in pharmaceuticals.

Bismuth oxide exhibits excellent insulating properties, making it valuable in the production of ceramics.

Bismuth oxide has a relatively low melting point, making it useful as a flux in soldering applications.

Bismuth oxide is effective at absorbing radiation, making it useful in applications such as X-ray.

Bismuth oxide has interesting optical properties, such as its ability to form colored glasses.

It offers good thermal stability, making it suitable for applications requiring heat resistance.