This 5 Calibration pH meter has a PH measuring range of -2.00 pH to 20.00 pH, mV measuring range of -2000.0 mV to 2000.0 mV, and 0.1 mV of resolution.

GAOTek 2 Points Calibration pH Meter, is a commonly used equipment, mainly used to accurately measure the pH value of the liquid medium.

This Accuracy Benchtop pH Meter has a pH range of -2 pH to 20 pH, a pH resolution of 0.001 pH, and an mV range of -1999.9 mV to 1999.9 mV.

This Analyzer pH Meter with 3 Point Calibration has -2 pH to 20 pH measuring range, ±0.002 pH accuracy, and 0.1 pH, 0.01pH, 0.001pH resolution

This Calibration portable pH Meter has a pH range of -2.000 pH to 20.000 pH, mV accuracy of -0.2 mV to 0.2 mV, and calibration of 1 to 5 points.

This Automatic Calibration Temperature pH Meter has a pH resolution of 0.1 pH, 0.01 pH, pH accuracy of ±0.01 pH, and mV accuracy of ±0.3 mV or ±0.1 %.

This Calibration pH Meter has a resolution of 4 demical places, range 0.000 pX to 14.000 pX, and power supply 100 V to 240 V, 50 Hz to 60 Hz.

This Calibration pH solution has a ambient humidity ≤ 85 %, Power DC 9 V or 300 mA, and accuracy ± 0.01 pH ± 0.2 % mV F.S ± 32.90 °F.

This Handheld Multipoint Calibration pH Meter has a range of -6 pH to 20 pH, resolution of 0.01 pH, calibration of 2 points, and input impedance of 1 X 10¹² Q.

GAOTek High accuracy pH Meter is a research-grade benchtop multiparameter meter that is designed for laboratory professionals.

This Multi-Point Calibration pH Meter has a range of -2pH to 20 pH, accuracy of ±0.002 pH, temperature accuracy of ±1.8 ºF, and 6-point calibrations.

This Industrial pH Meter with Two Point Calibration has a range of -2pH to 20 pH, accuracy of ±0.002 pH, and 0.1 pH, 0.01 pH, and 0.001pH resolution.