Shim-pack Bio IEX columns are available in Q (quaternary ammonium) and SP (sulfopropyl) chemistries. There are also porous (Q and SP) and non-porous (Q-NP and SP-NP) columns.
Phase | Modification | Particle size | pH range |
Shim-pack Bio IEX Q-NP | -CH2N+(CH3)3 | 3, 5 µm | 2.0-12 |
Shim-pack Bio IEX SP-NP | -(CH2)3SO3- | 3, 5 µm | 2.0-12 |
Shim-pack Bio IEX Q | -CH2N+(CH3)3 | 5 µm | 2.0-12 |
Shim-pack Bio IEX SP | -(CH2)3SO3- | 5 µm | 2.0-12 |