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A single flow-through optosensor spectrofluorimetric system is proposed for the resolution of mixtures of three pesticides, α-naphthol, o-phenylphenol and thiabendazole, at μg l−1 levels using a partial least-squares (PLS) calibration approach. The sensor was developed in conjunction with a monochannel flow-injection analysis system with fluorimetric detection using C18 silicagel as an active sorbent...
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