Featured Product

Mettler Toledo SG2-ELK - SevenGo pH
Mettler Toledo SG2-ELK - SevenGo pH

Basic meters for routine pH measurement with outstanding performance: The large display with the easy-to-understand symbols provides the user with a clear overview and useful features otherwise available only with stationary laboratory instruments.


OHAUS Starter Series Water Analysis Meters

OHAUS Starter Series will continue to elevate OHAUS to a direction that is truly Beyond Weighing!

OHAUS Starter 5000

High Performance Bench Meter for Universal pH Applications

Hamilton Company Laboratory pH Sensors

Laboratory sensors are used for many different applications and must show excellent accuracy and provide fast readings.

Series Models: FillTrode, FlushTrode

HANNA instruments Edge

edge™ is a single meter that can measure pH (HI2020), Conductivity, Dissolved Oxygen and is incredibly easy to use.

Series Models: pH, EC, DO

Hach Company HQd Series

HQd Digital Meters and IntelliCAL™ Probes

Series Models: HQ40d, HQ30d, HQ14d, HQ11d, HQ440D, HQ430D, HQ411d

Sensorex Calomel Free pH Electrodes

The performance of calomel electrodes is now available without the hazardous mercury associated with the design. The "Calomel Free" design features

Sensorex S150C

S150C(pH)Polycarbonate Body Electrodes

Sensorex pHASE pH Electrodes

Sensorex™ pHASE pH electrodes provide fast, accurate, stable pH measurements, even with large changes in the sample temperature. The built-in

Oakton ION 700

Large display allows you to see measurement values at a glance

Hach Company Φ 500 Series

Advanced technology matched with superior performance

Compare Selected Instruments in pH Meters

pH Meters Community

Join the pH Meters Community and receive updates on all related articles, forums, and equipment.

Compare Equipment In
pH Meters

Select pH Meters instruments to compare by clicking a checkbox under the product picture.

Ask a Question

Please enter all fields

Add a Post to Browse Categories Questions and Answers


Questions and Answers

Questions for pH Meters

slope for 3 point pH calibration

slope value that we had for the 3-point pH calibration is 91.3%, for the seven multi S47K how the value range for the slope and how to adjustment?

Calibration display screen

What would cause the final calibration display reading to have temperature numbers transposed on top of the milivolt numbers where you can't...

Conversion for TDS test to ppm

Can this meter covert & display TDS readings in ppm/mg/l?

Can this device measure conductivity?

Corning Life Sciences Model 145 pH meter manual

Does anyone out there have a copy of the operating manual for a Corning mod. 145 pH meter?  Thanks,   John

See all pH Meters Questions and Answers