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083225 IonPac AG19-4µm Guard Column保护...

产品信息
IonPac AG19-4μm Guard Column保护柱美国戴安Dionex
Dionex IonPac AS19-4?m Anion-Exchange Column Specifications
DimensionsDionex IonPac AS19-4?m Analytical Column:
2 × 250 mm and 4 × 250 mm
Dionex IonPac AG19-4?m Guard Column:
2 × 50 mm and 4 × 50 mm

Dionex IonPac AS19-4?m Capillary Column:
0.4 × 250 mm
Dionex IonPac AG19-4?m Capillary Guard Column:
0.4 × 50 mm
Maximum operating pressure5000 psi (standard and microbore)
5000 psi (capillary)
Ion-exchange groupFunctional Group: Alkanol quaternary ammonium ion
Functional group characteristicsUltralow hydrophobicity
Capacity2.4 ?eq (0.4 × 250 mm capillary column)
0.06 ?eq* (0.4 × 50 mm capillary guard column)
60 ?eq (2 × 250 mm analytical column)
1.5 ?eq* (2 × 50 mm guard column)
240 ?eq (4 × 250 mm analytical column)
6 ?eq* (4 × 50 mm guard column)
*Guards are packed with a low-capacity microporous resin.
Column constructionPEEK with 10-32 threaded ferrule-style end fittings.
All components are nonmetallic.
Substrate characteristicsBead Diameter and Pore Size: 4 ?m (0.4 x 250, 2 × 250 and 4 × 250 mm);
super macroporous resin (2000 ?)
11 ?m (0.4 x 50, 2 × 50 and 4 × 50 mm);
microporous resin (<1 ?)
Cross-Linking (%DVB): 55%
phase compatibilitypH 0–14; 0– HPLC solvents
Analytical Columns
Dionex IonPac AS19-4?m Analytical Column (4 × 250 mm)083217
Dionex IonPac AS19-4?m Analytical Column (2 × 250 mm)083223
Dionex IonPac AS19-4?m Capillary Column (0.4 × 250 mm)083230
Guard Columns
Dionex IonPac AG19-4?m Guard Column (4 × 50 mm)083221
Dionex IonPac AG19-4?m Guard Column (2 × 50 mm)083225
Dionex IonPac AG19-4?m Capillary Guard Column (0.4 × 50 mm)083233

IonPac AG19-4μm Guard Column保护柱美国戴安Dionex，IonPac AG19-4μm Guard Column保护柱美国戴安Dionex

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