"Dessus de bouchon"

Rugged, reliable meters designed for educational outdoor experiments.

This laboratory pH meter delivers precision while offering simplicity and versatility in a sleek design.

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

Portable multi-parameter meter for measuring pH, conductivity, and dissolved solids in agricultural and hydroponic systems.

Reads pH, ORP (oxygen reduction potential), mV, conductivity, TDS (total dissolved solids), salinity and temperature.

Since you can refill the ExStik® quickly, you won't need to worry about the shelf life of its electrode.

With a long-lasting design, this 3-in-1 tester is a smart choice for student experiments in both the classroom and field applications.

When you are looking for accurate results anywhere and anytime, look no further than the OHAUS Starter Series of pH pen meters designed for education.

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.

Designed with a clear, user-friendly interface and the ability to store up to 99 items in its internal memory, the Starter™ 2200 pH bench meter is a reliable and efficient addition to basic laboratories or science classrooms.

The Checker Plus electronic pH tester supplies you with fast and accurate readings on a large LCD. The electrode can be replaced, allowing the tester to last for years.

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

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.

This laboratory benchtop dissolved oxygen meter delivers precision while offering simplicity and versatility in a sleek design. Use your multiparameter meter as a portable, benchtop meter, or mount it on the wall to save space.

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.

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.