Difference between revisions of "Calcium hydroxyapatite"
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== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
| − | tribasic calcium phosphate; tricalcium orthophosphate; tricalcium phosphate; bone ash | + | tribasic calcium phosphate; tricalcium orthophosphate; tricalcium phosphate; bone ash; hydroxylapatite |
| + | [[[SliderGallery rightalign|Hydroxyapatite PMA.TIF~FTIR (PMA)|Hydroxyapatite.png~Raman (RRUFF)|PIG540.jpg~XRD|f540sem.jpg~SEM|f540edsbw.jpg~EDS]]] | ||
| − | + | == Risks == | |
| − | == | + | * Nonflammable. |
| + | * Merz USA: [https://www.merzusa.com/wp-content/uploads/SF7806-05.pdf SDS] | ||
| + | |||
| + | == Physical and Chemical Properties == | ||
Soluble in mineral acids. Insoluble in water, ethanol, acetic acid. | Soluble in mineral acids. Insoluble in water, ethanol, acetic acid. | ||
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! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 1670 | + | | 1670 C |
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! scope="row"| Density | ! scope="row"| Density | ||
| − | | 3.18 | + | | 3.18 g/ml |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
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| − | == | + | ==Resources and Citations== |
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* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | ||
Latest revision as of 13:06, 2 December 2022
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; hydroxylapatite
Risks
- Nonflammable.
- Merz USA: SDS
Physical and Chemical Properties
Soluble in mineral acids. Insoluble in water, ethanol, acetic acid.
| Composition | Ca10(PO4)6(OH)2 |
|---|---|
| CAS | 1306-06-5 |
| Melting Point | 1670 C |
| Density | 3.18 g/ml |
| Molecular Weight | mol. wt. = 1004.69 |
| Refractive Index | 1.63 |
Resources and Citations
- 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