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赛默飞世尔科技近日推出高效液相色谱法快速测定茶叶中嘧霉胺的解决方案。嘧霉胺是近年来开发的一种结构新颖、作用机制独特的嘧啶胺类内吸性杀菌剂,主要用于灰霉病的防治。嘧霉胺的常见测定方法有气相色谱法、气相质谱法、高效液相色谱法和高效液相质谱法。样品的前处理是茶叶中嘧霉胺测定的关键步骤之一。Qu ECh ERS是“快速、简易、廉价、有效、稳定、安全”的萃取方法。该方法利用乙腈萃取
Thermo Fisher Scientific recently introduced high performance liquid chromatography rapid determination of pyrimethanil in tea solution. Pyrimethanil is a new structure developed in recent years, a unique mechanism of action pyrimidine amine systemic fungicides, mainly for the prevention and treatment of gray mold disease. Common methods for the determination of pyrimethanil gas chromatography, gas chromatography, high performance liquid chromatography and high performance liquid chromatography. Sample pretreatment is one of the key steps in the determination of pyrimethanil in tea. Qu ECh ERS is a “fast, easy, cheap, effective, stable, safe” extraction method. The method uses acetonitrile extraction