Difference between revisions of "Calcium hydroxyapatite"
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tribasic calcium phosphate; tricalcium orthophosphate; tricalcium phosphate; bone ash | tribasic calcium phosphate; tricalcium orthophosphate; tricalcium phosphate; bone ash | ||
| − | [[[SliderGallery rightalign|PIG540.jpg~XRD|f540sem.jpg~SEM|f540edsbw.jpg~EDS]]] | + | [[[SliderGallery rightalign|Hydroxyapatite PMA.TIF~FTIR (PMA)|PIG540.jpg~XRD|f540sem.jpg~SEM|f540edsbw.jpg~EDS]]] |
== Other Properties == | == Other Properties == | ||
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== Hazards and Safety == | == Hazards and Safety == | ||
Revision as of 08:15, 4 December 2019
Description
A white, odorless, tasteless powder. Bone is primarily composed of calcium hydroxyapatite mixed with Calcium carbonate and organic binders. Calcium hydroxyapatite is used in the manufacture of Milk glass, as a polishing powder, as a mordant and as a buffer.
See also Apatite.
Synonyms and Related Terms
tribasic calcium phosphate; tricalcium orthophosphate; tricalcium phosphate; bone ash
Other Properties
Soluble in mineral acids. Insoluble in water, ethanol, acetic acid.
| Composition | Ca10(PO4)6(OH)2 |
|---|---|
| CAS | 1306-06-5 |
| Melting Point | 1670 |
| Density | 3.18 |
| Molecular Weight | mol. wt. = 1004.69 |
| Refractive Index | 1.63 |
Hazards and Safety
Nonflammable.
Mallinckrodt Baker: MSDS
Sources Checked for Data in Record
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 1741