pH Meter with ATC, Waterproof Multi Digital pH Tester with Auto Calibration Data Hold for Food, Lab, Aquarium, Hydroponics Garden Analyzer Aquaponics

HIGH ACCURACY GLASS SENSORS : pH Meter has 132mm Long Glass Tube with 12mm Diameter,Long glass tube for extended reach, with a diameter that ensures

PH Meter with ATC Food PH Tester, Waterproof Digital Food PH

Digital pH tester ATC

AMAZINGLY ACCURATE AND WIDELY USED. It has the resolution of 0.01PH, fast to get the testing result and can test the PH value for any 0-16PH liquid

KETOTEK Digital PH Meter, PH Meter with ATC, Water PH Test Meter with 0.00-16.00ph Measure Range for Drinking Water, Hydroponics, Aquariums, Swimming

Easy to Read: The large screen display with green Backlight helps to read the EC meter reading at odd angles and in low light. Press the {HOLD/TEMP}

YINMIK EC Salt TDS Meter 4 in 1 Salinity Conductivity TDS Temperature Meter for Hydroponics, Waterproof PPM Water Tester with Backlit for Salt Water

YINMIK Digital pH Meter with Extra Replaceable Probe, Pocket pH

pH Meter Kit, Water quality testing in aquaponics, pH testing

Aquaculture Testing Equipment

PH Meter with ATC Food PH Tester, Waterproof Digital Food PH Meter

Christmas star: poinsettia production pointers - Hanna Instruments

Digital pH/TDS/Temp Meter, 3 in 1 Pool and Aquarium, pH Meter for