Service
Service: Polymer Analysis by means of Size Exclusion Chromatography SEC
SEC is a well known method for the characterization of polymers. The modular constructed SEC systems can be adapted to special applications. In case of any questions, please do not hesitate to contact us.
| Systems | SEC 2 Aqueous | SEC3 Organic |
|---|---|---|
| Columns and pre-Columns | PSS SUPREMA analytical linear M (8 x 300 mm) 10 μm; Acrylate copolymer | PSS GRAM analytical linear (8 x 300 mm) 10 μm; Polyester copolymer |
| Mobile Phase | Water + NaN3 0,01 M | DMAc + LiBr 0,01 M |
| Separation Range [kDa] | 1.0 – 1000 | 0.5 – 1000 |
| Detectors | Refractive Index Shodex RI 101 |
Coupled Differential Viscometry and Refractive Index |
| Column Oven Temperature | 40 °C | 60 °C |
| Calibrations | Dextran (narrow distribution) | PMMA (narrow distribution) |
| Injection | Autosampler Agilent 1260 Infinity (100 Samples) | Knauer manual injector |
| Applications | PEG, Dextran, Membrane sieve curve analysis | Different polyamides, different polyesters, and other polar (cationic) polymers |
Questions? Samples?
Contact
Dr. Benedikt Sieland
benedikt.sieland@uni-due.de
Room: S07 S01 D49
Tel.: 0201/183-3152