what is bone black powder used for?


what is bone black powder used for?

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Ahmed Ragab 1 year 2021-06-22T17:22:43+00:00 2 Answers 13 views 2

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    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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