It is controlled by built-in microcomputer, with a big color LCD and with advantages of high ... control: room temperature, 25°C, 30°C or 37°C by Peltier device12.Temperature-control accuracy: ± 0.5°C13.Pump volume ... switch, monochromator, flowcell, temperature-control system, sample-filling system, printer, microcomputer system, color LCD, keyboard.Features:(1) Plane holographic diffraction grating ...