14092-91-2 Potassium, isotope of mass 39 Potassium-39 CAS 14092-91-2
| CAS No. | 14092-91-2 |
| Molecular Formula | [39K] |
| Molecular Weight | 38.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 14092-91-2 Potassium, isotope of mass 39 Potassium-39 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.
14092-91-2 Potassium, isotope of mass 39 Potassium-39 (CAS 14092-91-2) is a high-purity analytical reference standard with the molecular formula [39K] and a molecular weight of 38.96 g/mol.
Owing to an inorganic composition, 14092-91-2 Potassium, isotope of mass 39 Potassium-39 is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 38.96 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
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 | [39K] |
| Molecular Weight | 38.96 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 Potassium Standards
- 14092-94-5 Calcium, isotope of mass 40 Calcium-40 40Ca Ca 40 (CAS 14092-94-5)
- 14333-05-2 Calcium, isotope of mass 42 (CAS 14333-05-2)
- 14333-06-3 Calcium, isotope of mass 43 Calcium-43 43Ca (CAS 14333-06-3)
- 14255-03-9 Calcium, isotope of mass 44 Calcium-44 44Ca (CAS 14255-03-9)
- 13981-77-6 Calcium, isotope of mass 46 Calcium-46 (CAS 13981-77-6)
- 13981-76-5 Calcium, isotope of mass 48 (CAS 13981-76-5)
- 14378-32-6 Zinc, isotope of mass 64 Zinc-64 (CAS 14378-32-6)
- 14378-33-7 Zinc, isotope of mass 66 Zinc-66 66Zn (CAS 14378-33-7)
Recommended Standards
- Fluorine (CAS 7782-41-4)
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- Argon-<SUP>38</SUP>Ar (CAS 13994-72-4)
- 7693-26-7 Potassium hydride Potassium hydride (KH) EINECS 231-704-8 (CAS 7693-26-7)
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