pH and Multi-Parameter Meters
These rugged pH and multi-parameter meters accurately provide the quick water quality measurements essential for electrochemistry research. Choose from compact benchtop or portable pen-styles to fit laboratory or field environments. Efficient dual or multi-parameter technology simultaneously determines different substance levels. The simple user interface shows prompted instructions on high resolution displays. Store the calibrations of potential hydrogen or oxidation reduction with memory storage capability. Incorporating waterproof construction, pH and multi-parameter meters endure harsh environs.
Portable pH/EC/DO Meter with Bluetooth HI98494
Functional and accurate, this meter is capable of testing 12 different water quality parameters using pH, EC, and optical DO sensors. Transfer data to a smart device for review or sharing with the integrated Bluetooth connection and Hanna Lab App.
Expand 1 Items
Hanna Checker® Plus pH Tester
Top Seller! Designed to bring simplicity to pH testing during the any process, the HI98100 Hanna Checker® Plus pH Tester is designed for direct measurement. A replaceable electrode extends the life of your digital pH tester.
Expand 1 Items
HALO2 Wireless General-Use pH Tester
The HALO2 Wireless General Use pH Tester has a refillable glass body and spherical glass sensing bulb made for users that prefer a low-maintenance laboratory-grade pH electrode.
Expand 1 Items
HALO2 Wireless Field pH Tester, PEI Body
Our HALO2 Wireless Field pH Tester has a durable PEI body and spherical sensing bulb, perfect for use in the field.
Expand 1 Items
Waterproof Pocket pH Tester
This pH tester is an easy-to-use pH water tester that makes monitoring water quality simple. This accurate pH tester features 0.1 resolution with automatic two-point calibration and temperature compensation in a single, portable, pocket device.
Expand 1 Items
pH/ORP/Temp Tester
This tester is a reliable, waterproof tester that ensures quick and easy measurements of both pH and ORP. This accurate pH and ORP tester features 0.01 pH resolution with automatic two-point calibration and temperature compensation in a single, portable, pocket device. No more switching between meters for your routine measurements.
Expand 1 Items
High Range PH/EC/TDS Tester
Accurate. Waterproof. No more switching between meters for your routine measurements with the HI98130 pH and conductivity tester.
Expand 1 Items
Multiparameter PH/EC/DO Meter
This multiparameter meter is a rugged, waterproof multiparameter meter. This meter's multi-sensor probe allows for the measurement of key parameters including pH, ORP, conductivity, dissolved oxygen, and temperature. The multiparameter probe transmits readings digitally to the meter, where data points can be displayed and logged. The complete water quality meter is simple to setup.
Expand 2 Items
Multiparameter PH/EC/DO Turbidity Meter
This multiparameter meter is a waterproof portable logging multiparameter meter. The microprocessor based multi-sensor probe allows for the measurement of key parameters including pH, ORP, conductivity, dissolved oxygen, turbidity, and temperature. The complete system is simple to setup and easy to use.
Expand 1 Items
Dedicated pH Meter
This pH meter is seriously thin and light with lab grade functionality packed into a tablet design. With simple operation and advanced features, edge pH easily outperforms all other portables and benchtops in its class. Advanced pH electrode diagnostics ensure worry-free measurements. Use this pH meter as a portable, benchtop meter, or mount it on the wall to save space.
Expand 1 Items
Multiparameter pH meter
This laboratory pH meter delivers precision while offering simplicity and versatility in a sleek design.
Expand 1 Items
Extech® Waterproof Palm pH Meter with Temperature
This palm-sized pH meter with cabled electrode can measure pH, voltage potential difference (mV) and temperature.
Expand 1 Items
Hanna Instruments Multiparameter Water Quality Testing System
Comprehensive, field-ready system for testing multiple water quality parameters with precision.
Expand 5 Items
Multiparameter Waterproof Meter, 20 m Cable
Advanced portable system for dissolved oxygen, pH, and conductivity testing in field conditions.




