"digital slides"

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

This pH tester is ideal for wastewater, water quality and environmental applications. Compact, water resistant (IP67) instrument fits into the palm of your hand.

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.

Lightweight, Versatile Unit

Versatile digital meter for pH, conductivity, and dissolved oxygen measurement in one device.

Compact digital pH tester designed for quick and accurate measurement of nutrient solutions in hydroponic and plant science applications.

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.

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.

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.

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