14833-43-3 Erbium, isotope of mass 168 Erbium-168 168Er CAS 14833-43-3
| CAS No. | 14833-43-3 |
| Molecular Formula | [168Er] |
| Molecular Weight | 167.93 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 14833-43-3 Erbium, isotope of mass 168 Erbium-168 168Er 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.
14833-43-3 Erbium, isotope of mass 168 Erbium-168 168Er (CAS 14833-43-3), molecular formula [168Er] and molecular weight 167.93 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 14833-43-3 Erbium, isotope of mass 168 Erbium-168 168Er ([168Er]) is characterized by an inorganic composition. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | [168Er] |
| Molecular Weight | 167.93 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 |
Related Erbium Standards
- 14900-11-9 Erbium, isotope of mass 166 166Er Erbium-166 (CAS 14900-11-9)
- 15701-24-3 Erbium, isotope of mass 170 170Er Erbium-170 (CAS 15701-24-3)
- Erbium fluoride oxide, 99.99% (REO) (CAS 13825-13-3)
- Erbium fluoride, 99% 5GR (CAS 13760-83-3)
- Erbium(III) chloride (CAS 10138-41-7)
- Erbium(III) chloride hexahydrate (CAS 10025-75-9)
- Erbium(III) nitrate pentahydrate (CAS 10031-51-3)
- Erbium sulfate hydrate, 99.90% (CAS 10031-52-4)
Recommended Standards
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- 4-Fluorobenzo[c][1,2]oxaborole-1,5(3H)-diol (CAS 1319803-99-0)
- (2-Fluoro-6-formylphenyl)boronic acid (CAS 1938062-31-7)
- tert-Butyl 3-((3-chloroquinoxalin-2-yl)amino)piperidine-1-carboxylate (CAS 939986-04-6)
- N-(4-(oxazolo[4,5-b]pyridin-2-yl)benzyl)acetamide (CAS 878416-61-6)
- 1,4-Dibromo-2,5-bis((prop-2-yn-1-yloxy)methyl)benzene (CAS 1812909-72-0)
- 6-Chloro-3-(4-methoxyphenyl)pyrimidine-2,4(1H,3H)-dione (CAS 1312139-60-8)
- 5-Bromo-3-methyl-2-(1-piperidinyl)pyridine (CAS 934000-36-9)
- 6-chloroimidazo[2,1-b]thiazole-5-carbaldehyde (CAS 23576-84-3)
- 6-Bromo-3-fluoroquinoline (CAS 1355583-13-9)
- (Z)-N'-hydroxy-2-(2-nitrophenyl)acetimidamide (CAS 154224-24-5)
- N-(2,3-dimethylphenyl)-3-(1H-pyrrol-1-yl)thiophene-2-carboxamide (CAS 866017-77-8)
- Semaglutide impurity 201 (CAS CATO-C4X-2226201)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com