"WardsSci000338"

Flat electrode surface allows pH readings in liquid flms, semi-solids, and solids.

Designed for today's crowded laboratory benchtops!

This convenient device measures dissolved oxygen concentration, saturation, and temperature - all in one!

Easy to carry, simple to operate and sufficient for most field pH tests.

Store Up to 15 Readings

Lightweight, Versatile Unit

The double junction electrode is ideal for dirty water, heavy metals, sulfides, tris buffers, and organics. The tester also features a pH and temperature readout toggle, automatic temperature compensation, and a replaceable sensor.

Multi-parameter meters engineered for student use in real world testing environments.

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.

High-precision benchtop pH and ORP meter with advanced data logging and diagnostics.