| CAS No. | 12034-77-4 |
| Molecular Formula | NbSe2 |
| Molecular Weight | 250.83 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 250.83 g/mol gives Niobiumselenide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Niobiumselenide (CAS 12034-77-4), molecular formula NbSe2 and molecular weight 250.83 g/mol, is a CATO reference standard with documented purity and traceability.
Niobiumselenide (NbSe2) contains an inorganic composition. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions.
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.
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.
| Molecular Formula | NbSe2 |
| Molecular Weight | 250.83 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Freely soluble in water |
| Stability | Stable under recommended storage conditions |
| CAS Registry Year (est.) | 1960 |