29％吡虫啉·多菌灵·烯肟菌胺悬浮种衣剂的高效液相色谱分析

目的]建立吡虫啉·多菌灵·烯肟菌胺悬浮种衣剂的高效液相色谱分析方法.方法]以甲醇-水-氨水为流动相,使用ODS-C18反相柱,在270 nm的检测波长下,对样品进行分析.结果]吡虫啉、多菌灵和烯肟菌胺的标准偏差分别为0.04、0.07、0.03,变异系数分别为0.27％、0.70％、0.73％,平均回收率分别为99.56％、99.43％、99.79％,线性相关系数分别为0.9998、0.9999、0.9999.结论]该方法操作简便快速,准确度和精密度高,线性关系好,是吡虫啉·多菌灵·烯肟菌胺悬浮种衣剂合适的分析方法.

Analysis of Imidacloprid · Carbendazim · Fenaminstrobin 29％ FSC by HPLC

Aims] The high performance liquid chromatography method for the simultaneous determination of imidacloprid·carbendazim·fenaminstrobin flowable concentrates for seed coating(FSC) was established.Methods] The sample was analyzed with C18 column at 270 nm,and methanol,water,and NH3·H2O were used as the mobile phase.Results] The results showed that the standard deviations were 0.04,0.07,and 0.03,the coefficients of variation were 0.27,0.70,and 0.73%,the recovery ratios were 99.56,99.43,and 99.79%,the linear correlations coefficients were 0.9998,0.9999,and 0.9999.Conclusions] The described method was a suitable analysis method with fast speed,high precision and accuracy,and good linear correlations.