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cobalt fluoride

noun

Definition of cobalt fluoride

: either of two fluorides of cobalt:
a : the difluoride CoF2 obtained as a rose colored granular powder

— called also cobaltous fluoride

b : the trifluoride CoF3 obtained as a brown crystalline material and used as a carrier of fluorine in the preparation of fluorocarbons

— called also cobaltic fluoride

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