DAIHAN Gas Exchangeable SMART Vacuum Drying Oven “SOV”, 20·30·70 lit, 10~750mmHg, 200℃ With Smart-LabTM Controller, 4″Full Touch Screen, Highly Safety View Window, 2 Al-Shelf, Digital PID Control, Superior Temp & Vacuum Accuracy Excellent Thermal Con DAIHAN Gas Exchangeable SMART Vacuum Drying Oven “SOV”, 20·30·70 lit, 10~750mmHg, 200℃ With Smart-LabTM Controller, 4″Full Touch Screen, Highly Safety View Window, 2 Al-Shelf, Digital PID Control, Superior Temp & Vacuum Accuracy Excellent Thermal Con DAIHAN Gas Exchangeable SMART Vacuum Drying Oven “SOV”, 20·30·70 lit, 10~750mmHg, 200℃ With Smart-LabTM Controller, 4″Full Touch Screen, Highly Safety View Window, 2 Al-Shelf, Digital PID Control, Superior Temp & Vacuum Accuracy Excellent Thermal Con