| CAS No. | 13765-25-8 |
| Molecular Formula | EuF3 |
| Molecular Weight | 208.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Europium(III) fluoride,99.5% metals basis (CAS 13765-25-8), molecular formula EuF3 and molecular weight 208.96 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula EuF3, Europium(III) fluoride,99.5% metals basis contains fluorine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 208.96 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), Europium(III) fluoride,99.5% metals basis 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 | EuF3 |
| Molecular Weight | 208.96 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Freely soluble in water |
| Stability | Stable under recommended storage conditions |
| CAS Registry Year (est.) | 1960 |
| Halogen Content | F-containing |