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Polar Organic Chemical Integrative Sampler (POCIS) passive sampler

By Columbia Environmental Research Center January 2023 (approx.)
image of the Polar Organic Chemical Integrative Sampler (POCIS)
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Detailed Description

Polar Organic Chemical Integrative Sampler (POCIS) passive sampler used for field sampling of PFAS.  A – four POCIS stacked in a protective deployment canister (outer screen and cap removed) for surface waters.  B – three mini-POCIS for groundwater sampling in monitoring wells.

Sources/Usage

Public Domain.