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Ph Testing

Ph Meters

Displaying 41 to 60 (of 92 products)

Bluelab Guardian Monitor Wi-Fi for Real-time pH, Temperature, and Conductivity (TDS) Measurements in Water with Calibration, 3 in 1 Digital Nutrient Meter for Hydroponic Systems and Indoor Plant Grow

$399.00

$ 99 .00 $99.00

4.5
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ORP Redox Meter -1999~1999mV Oxidation Reduction Potential Tester with 256mV ORP Calibration Buffer for Water Testing, Aquarium, Research Laboratory

$27.90

$ 13 .99 $13.99

4.4
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AC Infinity Hydroponic Meter PRO Kit, High Precision Digital pH Pen with ±0.01 pH Accuracy and Interchangeable Probe, All-in-One Temp Salinity EC TDS pH Meter, Water Hydroponic Gardens Aquariums Pools

$149.00

$ 58 .99 $58.99

4.3
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PH Meter, Digital PH Meter, PH Meter for Water, PH Tester 0.01 PH High Accuracy Water Quality Tester with 0-14 PH Measurement Range, PH Meter for Household Drinking Water, Aquarium, Swimming Pool, Spa

$5.99

$ 2 .99 $2.99

4.5
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pH Meter for Hydroponic Water,Digital EC ppm Tester for Nutrients,pH TDS Reader 4 in 1 with 1413 μs/cm Calibration Solution,High-Sensitivity Backlit Display for Drinking Water,DWC,Indoor Plants

$26.99

$ 11 .99 $11.99

4.3
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Long Body pH Electrode with BNC Socket Probe 300cm Cable 0-14pH for pH Meter, pH Controller pH Device Economical Sensor

$17.99

$ 8 .99 $8.99

5.0
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Dr.meter pH Meter, 0.01 High Accuracy Digital PH Tester with LCD Display, 0-14pH Measurement Range with Data Hold Water Quality Tester for Plants Nutrient, Pool, Hydroponic, Aquarium, Home Brewing

$25.99

$ 10 .99 $10.99

4.3
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Hydrogen Water Tester pH Meter 6 in 1 pH H2 ORP TDS EC Temp Tester Dissolved Hydrogen Tester for Hydrogen Water Bottle pH and ORP Meter for Household Drinking Water Hydroponics Pool

$33.99

$ 16 .99 $16.99

4.5
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PH Meter, 0.01 High Accuracy 0-14 PH Test Range Water Quality Tester with ATC, Easy to Use Swimming Pool Aquarium Hydroponics Food Plants PH Tester, Digital PH Meter for Water, Pool and Aquarium

$11.99

$ 4 .99 $4.99

4.8
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PH Meter & TDS Meter, 5 in 1 Salinity PH Temp EC and TDS Tester, 0.01 High Accuracy Digital Display, LCD Backlit, ATC, IP67, for Swimming Pool, Drinking Water, Hydroponics and Aquarium

$16.99

$ 6 .99 $6.99

4.6
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Apera Instruments, LLC-AI1201 Apera Instruments,LLC PH60-E Replacement Probe for PH60 Pocket pH Tester

$33.32

$ 17 .99 $17.99

4.8
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PH Meter & TDS Meter Digital Water Tester 5 in 1 Salinity Tester PH Temp EC and TDS Meter,PH Meter for Water with LCD Backlit,Water Testing Kits for Drinking Water,Wine,Swimming Pool,Hot Tub Spas.

$38.99

$ 19 .99 $19.99

4.8
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Digital pH Meter for Food, 0.01 Resolution High Accuracy Food pH Tester with Backlit LCD Display and ATC for Meat, Bread, Canning, Brewing, Cheese, Solid Sampling, Soft Soil and Water

$42.69

$ 18 .99 $18.99

4.8
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AC Infinity pH Meter Kit, High Precision Digital pH Pen with ±0.1 pH Accuracy, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools

$49.99

$ 25 .99 $25.99

4.8
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YK-P01 pH Tester Digital pH Meter for Water Hydroponics, Accurate pH Temp Meter with ATC for Pool, Spa, Hot Tub, Indoor Plants, Drinking Water, Wine Beer Home Brewing, Aquarium

$11.99

$ 5 .99 $5.99

4.9
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Extech PH220-C Waterproof Palm pH Meter with Cabled Electrode

$200.92

$ 83 .99 $83.99

5.0
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PH Meter, TDS PPM Meter and 3 in 1 Soil Moisture Meter Combo, High Accuracy Lab PH/EC Tester Digital Kit [Upgraded] for Home Water, Hydroponics, Plants Garden Soil and Aquarium PH Pen

$16.99

$ 7 .99 $7.99

4.8
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Water Tester PH Meter, Digital PH Meter 0.01 PH High Accuracy Water Quality Tester with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium Water PH Tester Design with ATC

$15.00

$ 7 .99 $7.99

4.9
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GroLine Hydroponic Waterproof pH/EC/TDS/Temperature Portable Meter

$292.00

$ 99 .00 $99.00

5.0
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TDS Meter, Digital Water Meter with 0-9990 PPM Measurement Range Portable Water Tester for The aquaculture Industry, Swimming Pools, Household tap Water Quality Testing (Blue)

$8.89

$ 4 .99 $4.99

4.7
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Displaying 41 to 60 (of 92 products)