Bone char
Chemical compound / From Wikipedia, the free encyclopedia
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Bone char (Latin: carbo animalis) is a porous, black, granular material produced by charring animal bones. Its composition varies depending on how it is made; however, it consists mainly of tricalcium phosphate (or hydroxyapatite) 57–80%, calcium carbonate 6–10% and carbon 7–10%.[1] It is primarily used for filtration and decolorisation.
Quick Facts Names, Identifiers ...
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Names | |
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Other names
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Identifiers | |
ChemSpider |
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ECHA InfoCard | 100.029.470 |
EC Number |
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CompTox Dashboard (EPA) |
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Properties | |
Appearance | black powder |
Density | 0.7 - 0.8 g/cm3 |
insoluble | |
Acidity (pKa) | 8.5 - 10.0 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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