pH Meters with Two-Point Calibration

GAO Tek’s pH meters with two-point calibration are devices used to measure the acidity or alkalinity of a solution. Calibration is a crucial aspect of ensuring the accuracy of pH measurements. Our Two-point calibration involves adjusting the pH meter using two standard buffer solutions, typically with known pH values. These solutions are chosen to span the expected pH range of the samples being measured. Some key features and benefits of our two-point calibration pH meters are accuracy, compensation for electrode drift, enhanced precision, adaptability to various sample ranges, and quality control.
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Showing all 14 results

GAOTek 1 to 5 Calibration Digital Point Meter for pH

SKU: GAOTek-PMTWP-211
This 1 to 5 calibration digital point meter for pH has temperature resolution of 32.04°F or 32.04°F, power supply DC5 V, and PH accuracy of ±0.002 pH.

GAOTek 1-3 Points Calibration Digital Water pH Meter

SKU: GAOTek-PMTWP-203
This 1-3 points calibration digital water pH meter has power supply of 100 V to 240 V AC, PH accuracy of ± 0.01 pH and IP protection rating of IP54.

GAOTek 1-to-5-point Calibration Automatic Digital pH Meter

SKU: GAOTek-PMTWP-205
This 1-to-5-point calibration automatic digital pH meter has power of DC 5 V, resolution of 32.18 °F and PH accuracy of ±0.002 PH.

GAOTek 8 Points Calibration Best Portable pH Meter

SKU: GAOTek-PMTWP-208
GAOTek 8 Points Calibration Best Portable pH Meter GENERAL FEATURES Color high contrast LCD touch screen, 4.3 inch.

GAOTek Accuracy Bench Top Ion/pH Meter

SKU: GAOTek-PMTWP-210
This accuracy bench top Ion/pH meter has power supply of 100 V to 240 V, temperature accuracy of 32.0 ºF and temperature area of 23.0 ºF to 230.0 ºF.

GAOTek Laboratory Use Automatic Calibration PH Meter

SKU: GAOTek-PMTWP-207
This Laboratory Use Automatic Calibration PH Meter has power of DC 12 V/1A, stability of ± 0.01 pH, and temperature range of 18 °F to 230 °F.

GAOTek pH Meter with 1-, 2-, 3-Point Automatic Calibration

SKU: GAOTek-PMTWP-209
This pH meter with 1-, 2-, 3-point automatic calibration has power supply of 12 V/1A, measuring range of 32 ℉ to 212 ℉ and data storage of 1000 sets.

GAOTek PH Meters Automatic Calibration

SKU: GAOTek-PMTWP-206
This pH meter's automatic calibration has measurement range temperature of 32°F to 140°F, stability of ± 0.01pH ±1bit/3h and range pH of 0 pH 14 PH.

GAOTek PH ORP Temp Portable Digital PH Meter

SKU: GAOTek-PHM-105
GAOTek pH ORP Temp Portable Meter is a laboratory-grade digital pH meter designed for accurate and reliable pH, ORP (Oxidation-Reduction Potential), and temperature measurements.

GAOTek Two Point Calibration Water pH Meter

SKU: GAOTek-PMTWP-204
This two-point calibration water pH meter has a measuring range of 14 ºF to 230 ºF, resolution of 0.1 pH to 0.01 pH and performance of DC 5 V /1A.

PH Meter with mV and Temperature (Two Point Auto Calibration)

SKU: GT00Y400ZB
This PH Meter with mV and Temperature (Two Point Auto Calibration) is designed to measure the concentration of solution’s mV and pH value in the range from 0 ~ 14.00 pH.

GAOTek PH Meter with 2 Points Calibration (Electrode Slope)

SKU: GT00Y400ZF
This PH Meter with 2 Points Calibration (Electrode Slope) is designed to measure the pH and millivolt of samples with the accuracy of 0.01 pH.

PH Meter with mV (2 Point Calibration, High Accuracy)

SKU: GT00Y400ZM
This PH Meter with mV (2 Point Calibration, High Accuracy) is designed using 2 point calibration mode and has manual temperature compensation function to enhance the measurement accuracy of upto 0.05 pH.

PH Meter with mV/Temp (Quality Controls, 2 Point Calibration)

SKU: GT00Y400ZK
This PH Meter with mV/Temp (Quality Controls, 2 Point Calibration) is designed using 2 point calibration for high accuracy measurements and can be used for daily testing and quality controls.