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IonPac AS27 陰離子分析柱離子色譜柱美國(guó)戴安Dionex
| Dionex IonPac AS27 Anion-Exchange Column Specifications | |
|---|---|
| Dimensions | Dionex IonPac AS27 Analytical Column: 2 × 250 mm and 4 × 250 mm Dionex IonPac AG27 Guard Column: 2 × 50 mm and 4 × 50 mm Dionex IonPac AS27 Capillary Column: 0.4 × 250 mm Dionex IonPac AG27 Capillary Guard Column: 0.4 × 50 mm |
| Maximum operating pressure | 3000 psi |
| Ion-exchange group | Functional Group: Alkanol quaternary ammonium ion |
| Functional group characteristics | Ultralow hydrophobicity |
| Capacity | 2.2 ?eq (0.4 × 250 mm capillary column) 0.05 ?eq* (0.4 × 50 mm capillary guard column) 55 ?eq (2 × 250 mm analytical column) 1.25 ?eq* (2 × 50 mm guard column) 220 ?eq (4 × 250 mm analytical column) 5 ?eq* (4 × 50 mm guard column) *Guards are packed with a low-capacity microporous resin. |
| Column construction | PEEK with 10-32 threaded ferrule-style end fittings. All components are nonmetallic. |
| Substrate characteristics | Bead Diameter and Pore Size: 6.5 ?m (0.4 x 250, 2 × 250 and 4 × 250 mm); super macroporous resin (2000 ?) 10 ?m (0.4 x 50, 2 × 50 and 4 × 50 mm); microporous resin (<1 ?) Cross-Linking (%DVB): 55% |
| phase compatibility | pH 0–14; 0–100% HPLC solvents |
| Analytical Columns | |
|---|---|
| Dionex IonPac AS27 Analytical Column (4 × 250 mm) | 088437 |
| Dionex IonPac AS27 Analytical Column (2 × 250 mm) | 088439 |
| Dionex IonPac AS27 Capillary Column (0.4 × 250 mm) | 088441 |
| Guard Columns | |
|---|---|
| Dionex IonPac AG27 Guard Column (4 × 50 mm) | 088438 |
| Dionex IonPac AG27 Guard Column (2 × 50 mm) | 088440 |
| Dionex IonPac AG27 Capillary Guard Column (0.4 × 50 mm) | 088442 |
IonPac AS27 陰離子分析柱離子色譜柱美國(guó)戴安Dionex，
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