|Holmium citrate under LED and CFL lighting.|
| IUPAC name
| Systematic IUPAC name
|Molar mass||354.03002 g/mol|
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Holmium citrate is the holmium salt of citric acid. It is prepared by addition of a stoichiometric amount of holmium metal to a citric acid solution. It is yellow in sunlight, incandescent light, or LED light and bright pink under the light of compact fluorescent lights.
Heating holmium citrate will cause it to decompose, yielding carbon oxides and holmium carbonate or oxide.
Holmium citrate changes its color depending on the light source.
Adding holmium metal to citric acid solution yields holmium citrate.
- Color changing solution
- Catalyst for polyester production
Best to try to recycle it.