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Milwaukee® Economical Portable pH/Temp Meters
Rugged, reliable meters designed for educational outdoor experiments.
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Milwaukee® Economical Portable TDS Meters
Rugged, reliable meters designed for educational outdoor experiments.
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Hanna Instruments GroLine pH Tester
Compact digital pH tester designed for quick and accurate measurement of nutrient solutions in hydroponic and plant science applications.
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Advanced pH Meter Kit, Sper Scientific
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.
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Ohaus 300 Series Starter Test Meters
Versatile and portable meters for wherever your lessons take you.
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HALO2 Wireless Field pH Tester, PEI Body
Our HALO2 Wireless Field pH Tester has a durable PEI body and spherical sensing bulb, perfect for use in the field.
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Waterproof Pocket pH Tester
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.
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High Range PH/EC/TDS Tester
Accurate. Waterproof. No more switching between meters for your routine measurements with the HI98130 pH and conductivity tester.