Selective solid-phase extraction of four phenylarsonic compounds from feeds, edible chicken and pork with tailoring imprinted polymer

•New phenylarsonic imprinted microspheres were prepared with a chain transfer method.•The phenylarsonic compounds were selective extracted with the polymeric adsorbent.•A new pre-treatment method was established for analysis of the organoarsenic analytes. The novel molecularly imprinted microspheres...

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