Shim-pack XR columns consist of 2.2 μm particles. This provides a balance between resolution, efficiency and pressure. Thus, most of this columns can be used on an existing instrument.
Phase | Modification | Particle size | Pore size | Surface area | Carbon content | Pressure Tolerance | Endcapping | pH range | USP |
Shim-pack XR-PDS | C18 | 2.2 μm | 120 Å | 340 m²/g | 18 %C | 350 bar | + | 2.0-7.5 | L1 |
Shim-pack XR-C8 | C8 | 2.2 μm | 120 Å | 340 m²/g | 11 %C | 350 bar | + | 2.0-7.5 | L7 |
Shim-pack XR-Phenyl | Ph | 2.2 μm | 120 Å | 340 m²/g | 11 %C | 350 bar | + | 2.0-7.5 | L11 |
Shim-pack XR-SIL | Si | 2.2 μm | 120 Å | 340 m²/g | N/A | 200 bar | N/A | N/A | L3 |
Shim-pack XR-ODS II | C18 | 2.2 | 80 Å | 470 m²/g | 20 %C | 600 bar | + | 2.0-7.5 | L1 |
Shim-pack XR-ODS III | C18 | 1.6 μm
2.2 μm | 75 Å
80 Å | 500 m²/g
470 m²/g | 22 %C
20 %C | 1000 bar
1000 bar | + | 2.0-7.5 | L1 |