The RSpak columns from Shodex are based on polymers. In this product line there are columns for the reversed phase as well as for the ion exclusion mechanism. The reversed phases do not have a C18 group, so that the columns are very stable and have a long life time.
RSpak DE-213, DE-413 and DE-613
RSpak DM-614
RSpak DS-413 and DS-613
RSpak KC-811
| Phase | Material | Functional group | Particle size | Pore size | pH range | USP |
| RSpak DE-213 | Polymethacrylate | - | 4 µm | 25 Å | 2.0-12.0 | L71 |
| RSpak DE-413 | Polymethacrylate | - | 4 µm | 25 Å | 2.0-12.0 | L71 |
| RSpak DE-613 | Polymethacrylate | - | 6 µm | 25 Å | 2.0-12.0 | L71 |
| RSpak DM-614 | Polyhydroxymethacrylate | - | 10 µm | 200 Å | 2.0-10.0 | L39 |
| RSpak DS-413 | Styrene divinylbenzene | - | 3.5 µm | 200 Å | N/A | L21 |
| RSpak DS-613 | Styrene divinylbenzene | - | 6 µm | 200 Å | N/A | L21 |
| RSpak KS-811 | Styrene divinylbenzene | Sulfo (H+) | 6 µm | N/A | N/A | L17/L22 |
Shodex HPLC Columns Catalog 2023-2024
Shodex RSpak Organic Acid Standards (4) (DE-413)
Shodex RSpak Organic Acids in White Wine (KC-811)
Shodex RSpak DE-413 Amides Applications
Shodex RSpak DC-613 & SUGAR columns Applications
Shodex Technical Notebook No. 3 Food Analysis saccharides, Organic aAcids, Vitamins, Fatty Acids and Amino Acids Technical-Support
Shodex Technical Notebook No. 3 Organic Acids Technical-Support