15701-24-3 Erbium, isotope of mass 170 170Er Erbium-170 CAS 15701-24-3
| CAS No. | 15701-24-3 |
| Molecular Formula | [170Er] |
| Molecular Weight | 169.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 15701-24-3 Erbium, isotope of mass 170 170Er Erbium-170.
15701-24-3 Erbium, isotope of mass 170 170Er Erbium-170 (CAS 15701-24-3), molecular formula [170Er] and molecular weight 169.94 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 15701-24-3 Erbium, isotope of mass 170 170Er Erbium-170 ([170Er]) is characterized by an inorganic composition. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development.
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), 15701-24-3 Erbium, isotope of mass 170 170Er Erbium-170 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.
Physical & Chemical Properties
| Molecular Formula | [170Er] |
| Molecular Weight | 169.94 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 |
Related Erbium Standards
- 14833-43-3 Erbium, isotope of mass 168 Erbium-168 168Er (CAS 14833-43-3)
- 14900-11-9 Erbium, isotope of mass 166 166Er Erbium-166 (CAS 14900-11-9)
- Erbium fluoride oxide, 99.99% (REO) (CAS 13825-13-3)
- Erbium fluoride, 99% 5GR (CAS 13760-83-3)
- Erbium(III) chloride (CAS 10138-41-7)
- Erbium(III) chloride hexahydrate (CAS 10025-75-9)
- Erbium(III) nitrate pentahydrate (CAS 10031-51-3)
- Erbium sulfate hydrate, 99.90% (CAS 10031-52-4)
Recommended Standards
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