what is bone black powder used for?

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what is bone black powder used for?

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Ahmed Ragab 4 months 2021-06-22T17:22:43+00:00 1 Answer 13 views 2

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    2021-06-22T17:24:08+00:00

    It is used in removing coloured impurities from liquids, especially solutions of raw sugar. Bone black contains only about 12 percent elemental carbon, the remainder being made up principally of calcium phosphate and calcium carbonate.

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