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Persistent Pollutants

Spurred by new regulations, the race is on for low-cost PFAS sensors

Researchers seek to improve the selectivity and sensitivity of field-deployable devices that can detect ultralow levels of the contaminants in water

by Britt E. Erickson
April 30, 2023 | A version of this story appeared in Volume 101, Issue 14
a drop of water coming out of a faucet.

Credit: C&EN/Shutterstock

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