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Pesticide

Fig.: Separation of pesticide.

Experimental conditions:
Instrument: Trisep-2010 GV CEC system;
Column: 200mm×100μm I.D. capillary packed with 3μm C18 ;
Mobile phase: methanol/water = 70/30;
Pump flow rate ： 0.05 ml/min;
applied voltage:-10.0 kV;
Pressure applied on column: 7 Mpa;
Detector wavelength: UV 220 nm;
temperature：Room temperature;
Peaks: 1. methomyl 2.carbofuran 3. carbaryl