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Determination of tau‐fluvalinate residues in honey

机译:Determination of tau‐fluvalinate residues in honey

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AbstractA capillary column gas chromatographic method is described for the determination of tau‐fluvalinate in honey samples. The method involves solid phase extraction of the sample with two RP C‐8 cartridges in series, purification of the extract, if necessary, on a silica cartridge, and detection of the active ingredient with an electron capture detector. The method is rapid and overcomes the problem of emulsion formation in liquid/liquid partition often found in traditional systems. The detection limit in actual samples is 0.01 mg kg−1and mean recoveries for fortified samples prepared with or without clean‐up are greater t
机译:摘要介绍了一种毛细管柱气相色谱法测定蜂蜜样品中tau-fluvalinate。该方法包括使用两个串联的 RP C-8 小柱对样品进行固相萃取,如有必要,在硅胶小柱上纯化提取物,并使用电子捕获检测器检测活性成分。该方法快速,克服了传统系统中常见的液/液分配中乳液形成的问题。实际样品的检出限为0.01 mg kg−1,无论是否经过净化制备的强化样品的平均回收率均大于t

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