IonPac CS12A Cation-Exchange Column Specifications |
---|
Dimensions | IonPac CS12A Analytical Column: 2 × 250 mm, 3 × 150 mm, and 4 × 250 mm IonPac CG12A Guard Column: 2 × 50 mm, 3 × 30 mm, and 4 × 50 mm IonPac CS12A Capillary Column: 0.4 × 250 mm and 0.4 × 150 mm IonPac CG12A Capillary Guard Column: 0.4 × 50 mm |
Maximum operating pressure | 4000 psi (standard and microbore) 5000 psi (capillary) |
phase compatibility | Acidic eluents; 0– acetonitrile. Alcohols should be avoided. |
Substrate characteristics | Bead Diameter: 8 um (0.4 x 250, 2 x 100, 2 x 250 and 4 x 250 mm), 5 ?m (0.4 x 150 and 3 x 150 mm) Cross-Linking (%DVB): 55% |
Functional group characteristics | Ion-Exchange Groups: Grafted carboxylic acid and phosphonic acid Surface Characteristics: Medium hydrophilic |
Capacity | 28 ueq (0.4 × 250 mm capillary column) 9.4 ueq (0.4 × 150 mm capillary column) 280 ueq (2 × 100 mm analytical column) 700 ueq (2 × 250 mm analytical column) 940 ueq (3 × 150 mm analytical column) 2800 ueq (4 × 250 mm analytical column) |
Column construction | PEEK with 10-32 threaded ferrule-style end fittings. All components are nonmetallic. |