APS
The Dionex Autopurification system series is called APS. The series includes the APS-2000 (semipreparative) and APS-3000 (preparative) systems and comprises the following devices:
| Device/Accessory | Name | Description | 
| Pumps | P680 | HPLC pump | 
| Sample and Fraction Manager | SFM | Autosampler and fraction collector | 
| UV detectors | UVD 170 UV-VIS | |
| Mass Spectrometer | MSQ | Thermo Finnigan Mass Spectrometer | 
In addition, the APS comprises the following devices:
SSM - Safety and Solvent Monitoring System,
System Safety Platform
Accurate Flow Splitter or Active Splitter
The Chromeleon software is another main part of the APS.