| CAS No. | 14797-71-8 |
| Molecular Formula | H2[18O] |
| Molecular Weight | 20.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of Water-18O 97 atom % 18O is closely related to an inorganic composition in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies Water-18O 97 atom % 18O (CAS 14797-71-8), a certified reference material (molecular formula H2[18O], MW 20.02 g/mol) for analytical method development and quality control.
Owing to an inorganic composition, Water-18O 97 atom % 18O is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 20.02 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.
As a certified reference material (CRM), Water-18O 97 atom % 18O 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 | H2[18O] |
| Molecular Weight | 20.02 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.) | 1961 |