... Apparatus, Automatic Refractometer, Abbe Refractometer, PH/DDS/TDS Meter, Incubator, shaker, Hotplate, Mixer, PCR, Oven, etc.Microprocessor Conductivity ... temperature sensor connected to the meter. If the conductivity electrode connected to it, the meter will enter ... Constant:When measuring higher or lower conductivity solution, you should choose conductivity electrode with different constant. The meter ...