The PrepBase is an attachment for the CTC PAL system that performs online filtration. It uses Whatman Mini-UniPrepTM vials to filter all types of sample matrices.

The PrepBase can be customized to fit your application and needs.



  • Suitable for all vial types
  • Works with deepwell and microplates
  • Dilution of sample and/or standards
  • Prepares dilution series
  • Extractions (SPE, SPME, SPDE)
  • Filtration
  • Sample shaking or stirring
  • Sample heating or cooling
  • Transports vials


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Prepare HPLC Samples

Prepare HPLC Samples

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