| CAS No. | 13768-40-6 |
| Molecular Formula | H2[17O] |
| Molecular Weight | 19.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 19.02 g/mol gives Water-<SUP>17</SUP>O distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Water-<SUP>17</SUP>O (CAS 13768-40-6), molecular formula H2[17O] and molecular weight 19.02 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an inorganic composition, Water-<SUP>17</SUP>O is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 19.02 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
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.
CATO manufactures Water-<SUP>17</SUP>O under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
| Molecular Formula | H2[17O] |
| Molecular Weight | 19.02 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.) | 1960 |