In pH meters, the difference in voltage between pH-sensitive glass electrodes and reference electrodes is converted into pH units based on the Nernst equation. These instruments include pH meters used to measure the acidity and alkalinity of water, other liquids, and solutions.
Record accurate and reliable pH, mV, ORP and temperature measurements with the Thermo Scientific™ Orion Star™ A211 Benchtop pH Meter. This meter is ideal for a wide range of applications and advanced pH analysis in the lab.
Includes: Meter, Accumet™ combination refillable pH/ATC electrode 13-620-AP50A, refill solution, hard carrying case, sample bottles, pH calibration packets, 9V battery and manual. For Use With (Application): pH, mV, Temperature. Range (pH): -2 to 20. Range (mV): 0 to ±2000.
Accuracy (pH): ±0.1 Includes: 4 1.5V Batteries For Use With (Application): Measuring pH, or the relative acidity or alkalinity of a sample at a given temperature. Measurement Modes: pH with LogR Temperature.