Qualitative aspects and validation of a screening method for pesticides in vegetables and fruits based on liquid chromatography coupled to full scan high resolution (Orbitrap) mass spectrometry.

Anal Bioanal Chem · 2012 · PMC3380251 · PMID 22664752

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a decreasing trendno p-value reported

For example, for penoxsulam, in both solvent standards and a number of spiked samples, a decreasing trend was observed for the ratio of [M + Na] + /[M + H] + with concentration.

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