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Model 4551A Purge-and-Trap Autosampler


Model 4551A Purge-and-Trap Autosampler


Standout Performance in a Compact Package
The Model 4551A Purge-and-Trap Water Autosampler achieves results by automating VOC analysis of up to 51 samples. Vertical docking of the autosampler to the Eclipse Sample Concentrator means no extra benchspace is used. The removable, lightweight sample carousel makes sample loading and unloading easy, while its spiral design optimizes septum-piercing accuracy. With its proven, reliable sample handling system, the Model 4551A gets the job done, sample after sample.


  • Holds up to 51 samples
  • Docks directly onto the Eclipse Sample Concentrator, minimizing benchspace requirements
  • Program multiple rinses and blanks
  • No system clogging even with lightly particulated water
  • Optional SAM is available for automated standard/surrogate addition
  • Spiral-design carrousel optimizes septum-piercing accuracy
  • Removable, lightweight sample carousel makes sample loading/unloading easy
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