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| Thermo Scientific Dionex IonPac? CS19-4um Cation-Exchange Column Specifications | |
|---|---|
| Dimensions: | Dionex IonPac CS19-4um Analytical Column: 4 × 250 mm Dionex IonPac CG19-4um Guard Column: 4 × 50 mm Dionex IonPac CS19-4um Analytical Column: 2 × 250 mm Dionex IonPac CG19-4um Guard Column: 2 × 50 mm Dionex IonPac CS19-4um Capillary Column: 0.4 × 250 mm Dionex IonPac CG19-4um Capillary Guard Column: 0.4 × 50 mm |
| Maximum Operating Pressure: | 5000 psi (34 MPa) |
| Phase Compatibility: | Acidic eluents, 0–10% HPLC solvents, excluding alcohols |
| Substrate Characteristics: | Bead Diameter: 4 um supermacroporous Crosslinking (%DVB): 55% |
| Functional Group Characteristics: | Ion-Exchange Group: Grafted carboxylic acid Surface Characteristics: Medium hydrophobic |
| Capacity: | 2410 ueq (4 × 250 mm analytical column) 46 ueq (4 × 50 mm guard column) 600 ueq (2 × 250 mm analytical column) 11 ueq (2 × 50 mm guard column) 24 ueq (0.4 × 250 mm capillary column) 0.5 ueq (0.4 × 50 mm capillary guard column) |
| Column Construction: | PEEK? with 10-32 threaded ferrule style end fittings. All components are nonmetallic. |
| Analytical Columns | |
|---|---|
| Dionex IonPac CS19-4um Capillary Column (0.4 x 250 mm) | 078835 |
| Dionex IonPac CS19-4um Analytical Column (2 x 250 mm) | 078836 |
| Dionex IonPac CS19-4um Analytical Column (4 x 250 mm) | 078837 |
| Guard Columns | |
|---|---|
| Dionex IonPac CG19-4um Capillary Guard Column (0.4 x 50 mm) | 078838 |
| Dionex IonPac CG19-4um Guard Column (2 x 50 mm) | 078839 |
| Dionex IonPac CG19-4um Guard Column (4 x 50 mm) | 078840 |
IonPac CG19-4um 阳离子分析柱预处理柱美国戴安Dionex，
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