Holmium(III) oxide CAS 12055-62-8
| CAS No. | 12055-62-8 |
| Molecular Formula | Ho2O3 |
| Molecular Weight | 377.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Holmium(III) oxide (CAS 12055-62-8) is a high-purity analytical reference standard with the molecular formula Ho2O3 and a molecular weight of 377.86 g/mol.
Holmium(III) oxide (Ho2O3) contains an inorganic composition. It is notably hygroscopic; these physicochemical properties determine the optimal preparation and storage of its standard solutions.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | Ho2O3 |
| Molecular Weight | 377.86 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Freely soluble in water |
| Stability | Hygroscopic; reseal immediately after opening |
| CAS Registry Year (est.) | 1960 |
Related Holmium Standards
- Holmium(III) bromide (CAS 13825-76-8)
- Holmium(III) chloride (CAS 10138-62-2)
- Holmium(III) fluoride,99.99% (CAS 13760-78-6)
- Holmium sulfate octahydrate (CAS 13473-57-9)
- Holmium, [10-[2-[[2-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)ethyl]amino]-2-(oxo-κO)ethyl]-1,4,7,10-tetraazacyclododecane-1,4,7-triacetato(3-)-κN1,κN4,κN7,κN10]- (CAS 1349103-97-4)
- Holmium trifluoromethanesulfonate (CAS 139177-63-2)
- Holmium(III) perchlorate solution (CAS 14017-54-0)
- Holmium(III) nitrate pentahydrate (CAS 14483-18-2)
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