pH-meter XS Instruments PH50+DHS (digital high sensor). Simultaneous display of pH / mV and temperature. Selectable resolution 0.1 / 0.01pH. Automatic calibration from 1 to 3 points. Automatic temperature compensation. Adjustment of stability parameters. Display Waterproof housing. Includes 201T full electrode.
pH meter Crison Basic 20. pH measurement from -2 to 16. Measurement mV ± 1500. Temperature from -20 to 150 ºC. Resolution 0.01. Error ± 0.02. Alphanumeric liquid crystal display Supplied with pH only electrode, does not include temperature probe. User manual.