Gadolinium(III) sulfate CAS 13628-54-1
| CAS No. | 13628-54-1 |
| Molecular Formula | Gd2O12S3 |
| Molecular Weight | 602.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Gadolinium(III) sulfate (CAS 13628-54-1), molecular formula Gd2O12S3 and molecular weight 602.69 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula Gd2O12S3, Gadolinium(III) sulfate contains a sulfone group; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 602.69 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.
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), Gadolinium(III) sulfate 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.
Physical & Chemical Properties
| Molecular Formula | Gd2O12S3 |
| Molecular Weight | 602.69 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Freely soluble in water |
| Stability | Hygroscopic; reseal immediately after opening |
| CAS Registry Year (est.) | 1960 |
| Sulfur Atoms | 3 |
Related Gadolinium Standards
- Gadolinium(III) iodide (CAS 13572-98-0)
- Gadolinium carbonate, 99.99% (CAS 38245-36-2)
- Gadolinium(iii) acetylacetonate hydrate (CAS 22498-65-3)
- Gadolinium(III) bromide (CAS 13818-75-2)
- Gadolinium(III) oxide (CAS 12064-62-9)
- Gadolinium nitrate hydrate, 99.99% (CAS 10168-81-7)
- Gadolinium(III) isopropoxide (CAS 14532-05-9)
- Gadolinium(III) chloride solution (CAS 10138-52-0)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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