9种农药的LCMS同时分析报告.pdf

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1、Nov.29,2013 LC Application Lab,Shiseido China No.31,BDA International Business Park,2 Jing Yuan Street,Beijing Economic Technological Development Zone,Beijing,China 100176 Phone 010-6785-6801,FAX 010-6785-6882 9种农药种农药的的LC-MS共同共同分析分析 使用资生堂PC HILIC S5;2.0mm i.d.150mm色谱柱，使用LC-MS对9种农药进行共同分析，多方调整流动相条件后，使

2、用梯度条件，9种农药在10min以内即得到良好峰型，如图1所示。且在此流动相条件下各物质均未见残留。XIC of+MRM(7 pairs):Exp 1,292.300/69.900 Da ID:3 f.Max.3.6e5 cps.0.01.02.03.04.05.06.07.08.09.010.0Time,min0.01.0e52.0e53.0e53.6e5Intensi.1.34XIC of+MRM(7 pairs):Exp 1,113.000/67.000 Da ID:7 f.Max.1.1e5 cps.0.01.02.03.04.05.06.07.08.09.010.0Time,min0

3、.005.00e41.00e5Intensi.2.784.5010.263.36XIC of+MRM(7 pairs):Exp 1,122.300/58.000 Da ID:4 f.Max.1.3e5 cps.0.01.02.03.04.05.06.07.08.09.010.0Time,min0.05.0e41.0e51.3e5Intensi.4.93XIC of+MRM(7 pairs):Exp 1,161.200/143.100 Da ID:1.Max.9.8e4 cps.0.01.02.03.04.05.06.07.08.09.010.0Time,min0.05.0e49.8e4Inte

4、nsi.4.677.1510.187.438.616.654.10XIC of-MRM(7 pairs):Exp 2,185.100/141.200 Da ID:9.Max.1.8e4 cps.1.02.03.04.05.06.07.08.09.010.0Time,min0.05000.01.0e41.5e4Intensi.1.483.624.092.761.290.7110.195.255.766.056.73XIC of-MRM(7 pairs):Exp 2,219.000/161.100 Da ID:5.Max.4.5e5 cps.1.02.03.04.05.06.07.08.09.01

5、0.0Time,min0.02.0e54.0e5Intensi.1.731.97XIC of-MRM(7 pairs):Exp 2,.Max.2.5e5 cps.246810Time,min0.01.0e52.0e52.5e5Intensity,c.2.44XIC of-MRM(7 pairs):Exp 2,.Max.5.7e4 cps.246810Time,min0.02.0e44.0e45.7e4Intensity,c.4.64XIC of-MRM(7 pairs):Exp 2,.Max.1.0e4 cps.246810Time,min0.005000.001.00e4Intensity,

6、c.4.805.50 图1 9种农药的PC HILIC分析图 1.烯效唑（+MRM 292.3125.3 292.369.9）2.抑芽丹（+MRM 113.067.0 113.085.0）3.矮壮素（+MRM 122.358.0）4.丁酰肼(+MRM 161.2143.1 161.2115.1)5.1-萘乙酸（-MRM 185.1141.2 185.185.1）6.2，4-D(-MRM 219.0161.1)2 3 4 5 1 6 7 8 9 7.赤霉素（-MRM 345.1143.1 345.1239.2）8.三乙磷酸铝（-MRM 109.081.1）9.乙烯利（-MRM 143.1107.1）杨茜 郭彦丽 HPLC Conditions：色谱柱：PC HILIC S5;2.0mm i.d.150mm 流动相：A:10mmol CH3COONH4+0.025%HCOOH B:CH3CN B 90%(0min)-90%(2min)-30%(3.0min)-30%(6min)-90%(6.1min)流 速：0.2 mL/min 温 度：35C 检 测：AB SCIENCE QTRAP 5500;ESI;浓 度：12.5250 ppb 进样量：2 L