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LED display and humidity control (30%–90%)
it allows large plants to be moved safely and with ease
This 36 or 48 inch assembly will install right where you need it
concentrated formula
This premium pH alkalizer allows you to raise the pH of your nutrient solution
Gro Line pH/EC/TDS Combo Tester hanna instruments LED display and humidity controlThe HI98131 is a slim, lightweight, and waterproof pocket tester that measures pH, conductivity (EC), TDS (ppm), and temperature. Simple, two button meter operation and advanced features, including a selectable EC to TDS conversion factor (0. 5 500 ppm and 0. 7 700 ppm). for your essential testing. All measurements in a single, hassle free tester. Quick Cal solutions to calibrate pH and conductivity all at once with a single solution.
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