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10 bestPh Testersof December 2025

112M consumers helped this year.

1

Bluelab PENPH pH Pen, Digital Meter for Water with Easy Two Point Calibration and Double Junction Probe, Test Kit for Hydroponic System and Indoor Plant Grow, White
Bluelab PENPH pH Pen, Digital Meter for Water with Easy Two Point Calibration and Double Junction Probe, Test Kit for Hydroponic System and Indoor Plant Grow, White

bluelab

9.9

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2

Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit, Replaceable Probe, ±0.01 pH Accuracy
Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit, Replaceable Probe, ±0.01 pH Accuracy

Apera Instruments

9.8

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3

Apera Instruments PC60 Premium 5-in-1 Waterproof pH/Conductivity/TDS/Salinity/Temp. Multi-Parameter Pocket Tester, Replaceable Probe
Apera Instruments PC60 Premium 5-in-1 Waterproof pH/Conductivity/TDS/Salinity/Temp. Multi-Parameter Pocket Tester, Replaceable Probe

Apera Instruments

9.7

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4

Bluelab PENSOILPH Soil pH Pen and Digital Meter for Soil, Water, Coco, and Rockwool with Easy Calibration, pH Test Kit for Hydroponic System and Indoor Plant Grow
Bluelab PENSOILPH Soil pH Pen and Digital Meter for Soil, Water, Coco, and Rockwool with Easy Calibration, pH Test Kit for Hydroponic System and Indoor Plant Grow

bluelab

9.6

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5

Bluelab METCOMPLUS Combo Meter Plus for pH, Temperature, and Conductivity in Water and Soil with Easy Calibration, Digital Nutrient (TDS) Testing Kit for Hydroponic System and Indoor Plant Grow
Bluelab METCOMPLUS Combo Meter Plus for pH, Temperature, and Conductivity in Water and Soil with Easy Calibration, Digital Nutrient (TDS) Testing Kit for Hydroponic System and Indoor Plant Grow

bluelab

9.4

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Related productsUp to 51% off

General Hydroponics PH Test Indicator, 8-Ounce

General Hydroponics PH Test Indicator, 8-Ounce

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PH Meter, TDS PPM Meter, Soil PH Tester, PH/EC Digital Kit, 3 Pack

PH Meter, TDS PPM Meter, Soil PH Tester, PH/EC Digital Kit, 3 Pack

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Milwaukee Instruments MW102 Ph and Temperature Meter

Milwaukee Instruments MW102 Ph and Temperature Meter

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GuDoQi PH Meter, TDS Meter Combo, Pool Water Test Kit, PH Tester Digital, PPM Meter, 0.01 Resolution TDS PH EC Temperature 4 in 1 Set for Drinking Water, Hydroponics, RO System, Aquarium, Swimming

GuDoQi PH Meter, TDS Meter Combo, Pool Water Test Kit, PH Tester Digital, PPM Meter, 0.01 Resolution TDS PH EC Temperature 4 in 1 Set for Drinking Water, Hydroponics, RO System, Aquarium, Swimming

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6

6-in-1 Waterproof pH/ORP/TDS/EC (Conductivity)/Salinity/Temp Meter Pocket Size Multi-Parameter Water Quality Tester Kit Replaceable ORP Probe
6-in-1 Waterproof pH/ORP/TDS/EC (Conductivity)/Salinity/Temp Meter Pocket Size Multi-Parameter Water Quality Tester Kit Replaceable ORP Probe

GAIN EXPRESS

9.2

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7

Milwaukee MC110 pH Monitor with Mounting Kit, 0.0 to 14.0 pH, -0.2 pH Accuracy, 3.5 to 7.5 pH Set Point
Milwaukee MC110 pH Monitor with Mounting Kit, 0.0 to 14.0 pH, -0.2 pH Accuracy, 3.5 to 7.5 pH Set Point

Milwaukee

8.9

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8

Apera Instruments AI3713 PH60S-Z Smart Spear pH Tester for Food and Solid Sampling pH Measurement
Apera Instruments AI3713 PH60S-Z Smart Spear pH Tester for Food and Solid Sampling pH Measurement

Apera Instruments

8.7

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9

Apera Instruments AI209 PH20 Value Waterproof pH Pocket Tester, ±0.1 pH Accuracy, 0-14.0 pH Range, Complete Kit
Apera Instruments AI209 PH20 Value Waterproof pH Pocket Tester, ±0.1 pH Accuracy, 0-14.0 pH Range, Complete Kit

Apera Instruments

8.4

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10

Apera Instruments AI223 SX620 pH Pen Tester Kit with 0.01 pH Accuracy, 3-Point Auto. Calibration ATC 60 Degree C, Plastic; Glass
Apera Instruments AI223 SX620 pH Pen Tester Kit with 0.01 pH Accuracy, 3-Point Auto. Calibration ATC 60 Degree C, Plastic; Glass

Apera Instruments

8.2

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