Barium

Barium: uses

The following uses for barium are gathered from a number of sources as well as from anecdotal comments. I'd be delighted to receive corrections as well as additional referenced uses (please use the feedback mechanism to add uses).

• the sulphate, as permanent white or blanc fixe, is used in paint, in X-ray diagnostic work (BaSO₄)
• glassmaking
• barite is extensively used as a weighting agent in oil well drilling fluids, and in making rubber
• the carbonate is a rat poison
• the nitrate and chlorate give green colours (CARE!) in pyrotechnics
• sulphide is a white pigment
• making rubber
• rat poison

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