"orange de méthyle"

Highly reliable and user-friendly pH benchtop meter for standard laboratory applications.

Comprehensive, field-ready system for testing multiple water quality parameters with precision.

Wireless soil pH tester connects to smart devices for real time monitoring and data collection in agricultural applications.

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

Reads either pH (in 0.01 resolution) or mV in large digits, with time, date, and temperature (in °C or °F) shown simultaneously on the lower display.

Our HALO2 Wireless Field pH Tester has a durable PEI body and spherical sensing bulb, perfect for use in the field.

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.

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

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

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.