Time/min | 0.50 | 1.00 | 4.00 | 4.10 | 7.00 | 7.20 | 8.50 |
流速/mL/min | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
B Conc /% | 10 | 50 | 50 | 90 | 90 | 10 | stop |
图1 7种农残曲线线性方程和相关系数
克百威 | 三羟基克百威 | 涕灭威砜 | 涕灭威亚砜 | 涕灭威 | 灭多威 | 辛硫磷 | |
Tr/min | 4.087 | 2.915 | 2.482 | 2.423 | 3.396 | 2.620 | 5.829 |
定量离子(m/z) | 222.00>165.00 | 222.00>165.00 | 240.10>86.00 | 207.10>89.00 | 208.10>116.10 | 163.05>88.00 | 299.00>77.10 |
定性离子 | 222.00>123 | 222.00>123 | 240.10>223 | 207.10>132 | 208.10>89.1 | 163.05>106 | 299.00>129 |
克百威 | 三羟基克百威 | 涕灭威砜 | 涕灭威亚砜 | 涕灭威 | 灭多威 | 辛硫磷 | |
桃 | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. |
梨 | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. |
葡萄 | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. |
苹果 | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. |
基质/目标物 | 克百威 | 三羟基克百威 | 涕灭威砜 | 涕灭威亚砜 | 涕灭威 | 灭多威 | 辛硫磷 |
桃 | 76.299 | 51.896 | 65.838 | 68.015 | 57.745 | 43.007 | 39.069 |
梨 | 76.570 | 67.940 | 77.809 | 74.489 | 72.503 | 65.943 | 46.892 |
葡萄 | 78.063 | 67.233 | 71.043 | 67.507 | 72.451 | 63.767 | 42.136 |
苹果 | 77.009 | 70.949 | 65.010 | 64.581 | 74.540 | 56.289 | 36.681 |
理论值 | 80 | 80 | 80 | 80 | 80 | 50 | 50 |
基质/目标物 | 克百威 | 三羟基克百威 | 涕灭威砜 | 涕灭威亚砜 | 涕灭威 | 灭多威 | 辛硫磷 |
桃 | 95.4 | 77.3 | 82.3 | 85.0 | 72.2 | 86.0 | 78.1 |
梨 | 95.7 | 84.9 | 97.3 | 93.1 | 90.6 | 126 | 93.8 |
葡萄 | 97.6 | 84.0 | 88.8 | 84.4 | 90.6 | 128 | 84.2 |
苹果 | 96.3 | 88.7 | 81.3 | 80.7 | 93.2 | 113 | 73.3 |
图 3 7种农残的添加回谱图