⭕ EST Analytical Centurion purge and trap autosampler with EST Analytical Encon purge and trap concentrator. Less than 3 years old. The Centurion is controlled using the included XENARC 700 Series 7 VGA touch-screen monitor, keyboard, and mouse, as pictured. It also comes with two standard addition vials, a rinse water reservoir and the cables. Clean condition and everything works as it should. Returns accepted within 30 days of received equipment. Can do shipping or collection. It has the capacity to feed a single concentrator or two, and toggle between these two options. Multiple custom sampling programs can be used during the same sampling sequence. It has a 100 sample vial capacity, so either 100 for one concentrator or 50 for each.