| CAS No. | 14900-11-9 |
| Molecular Formula | [166Er] |
| Molecular Weight | 165.93 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Owing to an inorganic composition, 14900-11-9 Erbium, isotope of mass 166 166Er Erbium-166 is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 165.93 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
14900-11-9 Erbium, isotope of mass 166 166Er Erbium-166 (CAS 14900-11-9), molecular formula [166Er] and molecular weight 165.93 g/mol, is a CATO reference standard with documented purity and traceability.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 14900-11-9 Erbium, isotope of mass 166 166Er Erbium-166 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
| Molecular Formula | [166Er] |
| Molecular Weight | 165.93 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Freely soluble in water |
| Stability | Stable under recommended storage conditions |
| CAS Registry Year (est.) | 1961 |