The IEC series from Shodex comprises polymer-based columns for ion exchange chromatography (IEX). There are weak and strong exchange phases for both anions and cations.
| Phase | Material | Functional group | Particle size | Pore size | pH range |
| IEC QA-825 | Polyhydroxymethacrylates | Quaternary Ammonium (SAX) | 12 µm | 5.000 Å | 2.0-12.0 |
| IEC DEAE-825 | Polyhydroxymethacrylate | Diethylaminoethyl (WAX) | 8 µm | 5.000 Å | 2.0-12.0 |
IEC SP-FT: non-porous material
CXpak P-421S: Simultaneous analysis of different amino acids by cation exchange
| Phase | Material | Functional group | Particle size | Pore size | pH range | USP |
| IEC SP-825 | Polyhydroxymethacrylates | Sulfopropyl (SCX) | 8 µm | 5.000 Å | 2.0-12.0 | N/A |
| IEC SP-FT | Polyhydroxymethacrylate | Sulfopropyl (SCX) | 2.7 µm | N/A | 2.0-12.0 | N/A |
| IEC CM-825 | Polyhydroxymethacrylate | Carboxymethyl (WCX) | 8 µm | 5.000 Å | 2.0-12.0 | N/A |
| CXpak P-421S | Styrene Divinylbenzene | Sulfa (Na+) | 6 µm | N/A | N/A | L22/L58 |
Shodex HPLC Columns Catalog 2023-2024
Shodex Ion Exclusion Chromatography Columns