TW Alpha Plus Autosampler

TW Alpha Plus Autosampler

Sample changer for piston burettes and automatic titrators

The number of samples to be processed is growing constantly while at the same time the demands on reliability are increasing in accordance with GLP and ISO 900X standards. The SI Analytics TW Alpha Plus Autosampler changers helps you meet these increased requirements and relieve qualified employees from routine work.



  • Stirring from below is possible with the built-in magnetic stirrer or from above with an optional rod stirrer (Propeller stirrer)
  • Sample trays with 12 – 24 positions and five different titration heads in different dimensions and holes can be used.
  • The titration heads and sample trays are easy and quick to change
  • The size of the sample tray is set via the PC software.
  • The usable sample vessels have a volume of 50 – 600 ml
  • For rinsing the electrodes and titration tips, a rinsing pump (only 12- and 16-position sample trays) and / or up to three rinsing positions can be used.
  • The calibration of a pH electrode can also be done on the sample changer.
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