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In this paper, time-of-flight secondary ion mass spectrometry (ToF-SIMS) is evaluated as a direct method for quantitative analysis of glyphosate (GLY) and 2,4,5-trichlorophenoxyacetic acid (2,4,5-T). In contrast to other pesticides, glyphosate and 2,4,5-T are highly polar and water-soluble; therefore they are not easily detected with classical procedures. Quantifications of the two pesticides based...
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