"Ward's Phenomena Lab Activities"

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.

Slim, versatile meter for accurate EC, TDS, and salinity readings in classrooms or labs.

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.

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.

All-in-one handheld tester for monitoring pH, nutrients, and water quality in hydroponic and agricultural systems.

Measure pH across a range of food products with wireless testers designed for milk, cheese, and meat analysis in food science and agricultural studies.

Precision instruments made for repetitive use in student field investigations.

Rugged, reliable meters designed for educational outdoor experiments.

Rugged, reliable meters designed for educational outdoor experiments.

This wireless field pH meter has a durable PEI body and spherical sensing bulb. All readings are transmitted directly to your Apple or Android device.