EXPERIMENTAL SECTION A schematic diagram of the experimental set-up is shown in Fig. 1 . ... When voltage (12V dc) is applied to valve 3 (the valve is on), the normally open output becomes closed, while the normally closed output becomes ... 2, membrane valve; 3, solenoid valve for LC effluent; 4, solenoid valve for air; 5, capillary; 6, electrode (grounded anode); HVPS, high voltage power supply.
|Title||:||Proceedings of the Estonian Academy of Sciences, Chemistry|