Barium chloride

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Poisonous, odorless white crystals with a bitter taste. Barium chloride can be mixed with Potassium dichromate to form the pigment Barium yellow. It is also used as a mordant for acid dyes, as a pesticide, and as a component in leather tanning solutions.


Toxic by ingestion, inhalation and skin absorption. Noncombustible, but decomposes with heat to produce toxic fumes.

Fisher Scientific SDS

Physical and Chemical Properties

Soluble in water, methanol. Insoluble in acetone, ethanol, ethyl acetate.

Composition BaCl2
CAS 10361-37-2
Melting Point 963 C
Density 3.86 g/ml
Molecular Weight mol. wt. = 208.23
Boiling Point 1560 C

Resources and Citations

  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 998