Problems and solutions of polyethylene glycol co-injection method in multiresidue pesticide analysis by gas chromatography-mass spectrometry: evaluation of instability phenomenon in type II pyrethroids and its suppression by novel analyte protectants
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DOI: 10.1007/s00216-018-1002-1
Abstract: AbstractPolyethylene glycol 300 is commonly used as a base material for “analyte protection” in multiresidue pesticide analysis via gas chromatography-mass spectrometry. However, the disadvantage of the co-injection method using polyethylene glycol 300 is that it… read more here.
Keywords: pesticide analysis; multiresidue pesticide; polyethylene glycol; type pyrethroids ... See more keywords
Simple and rapid method for 336 multiresidual pesticide analysis in saliva, determination of their chemical stabilities, and biomonitoring of farmers.
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DOI: 10.2139/ssrn.4197775
Abstract: Simultaneous multiresidual pesticide analysis of saliva samples was performed using scaled-down QuEChERS extraction with LC-MS/MS and GC-MS/MS. The optimum extraction procedure using acidified acetonitrile was applicable to 336 pesticides (287 for LC-MS/MS and 49 for… read more here.
Keywords: analysis saliva; pesticide analysis; pesticide; method ... See more keywords
Multiresidue Pesticide Analysis in Tea Using GC–MS/MS to Determine 12 Pesticide Residues (GB 2763-2021)
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DOI: 10.3390/molecules27238419
Abstract: Pesticides are widely used on tea plants, and pesticide residues are of significant concern to consumers. The National Food Safety Standard Maximum Residue Limits for Pesticides in Food (GB 2763-2021) was recently amended. However, detection… read more here.
Keywords: pesticide analysis; pesticide residues; pesticide; 2763 2021 ... See more keywords