Best Ph Meters in 2022 [*Top Picks*]

Looking for the best ph meters on the market? We’ve got you covered. Check out our ratings of absolute bestsellers below and make a final decision.

6370 Reviews Scanned

  • PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium (Yellow)
    Bestseller #1
    PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium (Yellow) (168)
      【How to use calibration】Press CAL for 5 seconds to enter the calibration mode, press in turn to select the powders corresponding to 6.86, 4, and 9.18 to complete the calibration. 【Mini Size】The mini size ph meter we designed allows you to easily put it in your pocket, so you can take measurements anytime, anywhere. It can help you test it whether you take it to the pool, on a trip, to the beach or camping. 【Family Essentials】As a tool to improve the quality of life. Can be used to test drinking water, swimming pools, PH balance in aquarium, RO system, spa or hydroponics. Basically all the environments that need to test PH value can use this tester to get accurate data. 【Easy to use】turn on the switch,put the probe into the water and stir (make the small glass ball fully contact the liquid) and the value can be read when the value is stable. 【Automatic temperature compensation】There is no need to care about the temperature of the liquid being measured. The PH meter has an automatic temperature compensation function, which can be adjusted according to the water temperature and water quality.
  • APERA INSTRUMENTS AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH Accuracy
    Bestseller #1
    APERA INSTRUMENTS AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH Accuracy (386)
      Easy auto. calibration with buffer recognition; auto. temp. compensation (ATC) ensures accuracy in various temperatures (32 to 122F) Backed by Apera quality pH sensor with low impedance, ensuring high response rate Comes in a rugged carrying case with pH 4&7 buffers and a lanyard Auto recognition of stable values improves consistency, so you don't have to guess when to manually hold measurement Up to 2000 hours' continuous operation, powered by AAA batteries
  • pH Meter, 3-in-1 TDS Temp pH Tester 0.01 High Precision Water Quality Tester, pH Measurement Range with 0-14, Digital pH Meter for Household Drinking, Pool and Aquarium
    Bestseller #1
    pH Meter, 3-in-1 TDS Temp pH Tester 0.01 High Precision Water Quality Tester, pH Measurement Range with 0-14, Digital pH Meter for Household Drinking, Pool and Aquarium (1)
      ✔️3-in-1 pH Meter - pH meter has a three-in-one function, which can measure PH, TDS and temperature with high precision at the same time. The included detailed manual will show you how to get the best accurate and stable reading. ✔️ Accurate Testing - Using a high sensitivity glass probe, the pH tester with a measurement range of 0-14.0 can quickly and easily read accurate pH values and can perform accurate tests within ± 0.01 pH range. The one-button lock reading feature helps lock the reading even when the tester is removed from the sample! ✔️Auto Calibration - Digital pH tester factory calibrated, but recalibration is needed in case of long period of inactivity or after a frequent use. pH 4.00/pH 6. 86/pH 9.18 calibration powders are included. Push the auto-calibration button, the tester will automatically identify the calibration solutions. ✔️Widely Used - Ideal for home or laboratory uses. Digital pH meter can be used to test drinking water, swimming pools, PH balance in aquarium, bath tub, spa, wine, beer and any other liquids, or anywhere need to test pH value and get accurate data. ✔️Mini Size - Lightweight and portable size allows you to take it around easily in your pocket and do your measuring anywhere. pH meter can help you test it whether you take it to the pool, on a trip, to the beach or camping.
  • pH Meter, Dr.meter Upgraded 0.01 Resolution High Accuracy pH Tester with Backlit Two-Color LCD Display and ATC, 0-14pH Measurement Range with Data Hold Function Digital pH Tester Pen-PH838
    Bestseller #1
    pH Meter, Dr.meter Upgraded 0.01 Resolution High Accuracy pH Tester with Backlit Two-Color LCD Display and ATC, 0-14pH Measurement Range with Data Hold Function Digital pH Tester Pen-PH838 (6228)
      ▶ 【Notification】Calibrate once per week if you often test solution of PH <4 or >10, or once per half month for neutral solutions. The 250ml calibration solution for multiple uses (10ml or so each time). Then rinse the electrode with pure water before next test. Rinse and rest 3-5 min before conversing from strong acid to strong alkaline and vice versa. ▶ 【Automatic Calibration】 We make your job faster and easier than ever with this convenient PH tester! With the 3-point calibration procedures, your PH testing devicewill automatically identify the calibration solutions to give you your reading in a snap. ▶ 【Automatic Temperature Compensation】 Temperature can affect reading levels, our PH meter's automatic temperature compensation can ensure that you're getting the best possible reading. Unlike other PH metersthat only have a range of 0-50 degree, ours has a even better range of 0-70 degree, so you can test with confidence in any environment. ▶ 【Clear Digital Display with Alerts】 Tired of squinting at a small screen to get your readings? Enjoy this PH meter's large, backlit LCD screen that displays the information in an intuitive layout so you can still see even in low visibility situations. When the PH value is lower than 3.5 or higher than 12.5, the white digital display will change to red and flash to alert you. ▶ 【User Friendly】 You can easily replace the 2 AAA batteries when it's time, and you can also activate the 15-minute auto-off functionality to save battery. Plus, it even comes with a storage case to keep it safe and protected when you're on the go.
  • Myron L 6PIIFCE Conductivity, Resistivity, TDS, pH, ORP/Free Chlorine, Temperature Meter
    Bestseller #1
    Myron L 6PIIFCE Conductivity, Resistivity, TDS, pH, ORP/Free Chlorine, Temperature Meter (91)
      LSI/Hardness Calculator Auto ranging Adjustable Temperature Compensation Adjustable Conductivity/TDS Ratio Date & Time Stamp
  • PH Meter, TDS PPM Meter, Soil PH Tester, PH/EC Digital Kit, 3 Pack
    Bestseller #1
    PH Meter, TDS PPM Meter, Soil PH Tester, PH/EC Digital Kit, 3 Pack (101)
      Super value - 1 PH Meter(yellow) +1 TDS & EC Meter (blue)+1soil tester kit (green). Total is 3 PCS. Functions - The digital pH pen is equipped with auto temperature compensation function. TDS meter has lock & auto shut off function(Kindly remind : This meter can't test sea water.). Pushing the button, it can display the data about water purity level on the screen in PPM (parts per million). The soil meter can test soil pH to help you control the PH level in soil. (Note: this tester is designed for testing soil ONLY.) Accurate & reliable - these testers can test quickly and accurately within ±0.01 pH. It only takes a few seconds to show accurate and stable reading for the result to appear on screen. Easy to use - ph tester and TDS meter have sensitive electrode sensor ,simply press "ON". It only takes a few seconds for your result to appear the data on screen. Soil test kit just need to insert the probes into the soil about 4-6 inches, and wait for about 10 seconds to read the intuitive data. No battery required. Widely application - these meters are designed small and convenient. PH meter and TD&EC meter can test pH balance, ideal for testing drinking water, swimming pools, aquarium, spas, hydroponics, food and more. Soil tester is applicable to plants, garden, lawn and farm such as rice/vegetables/flowers etc.
  • Digital pH Meter with ATC pH Tester, 3 in 1 pH TDS Temp 0.01 Resolution High Accuracy Pen Type Tester, Water Tester for Water, Wine, Spas and Aquariums
    Bestseller #1
    Digital pH Meter with ATC pH Tester, 3 in 1 pH TDS Temp 0.01 Resolution High Accuracy Pen Type Tester, Water Tester for Water, Wine, Spas and Aquariums (7)
      3-in-1 pH Meter - pH meter has a three-in-one function, which can measure PH, TDS and temperature with high precision at the same time. All-round measurement of water quality to ensure healthy water quality. Automatic Calibration pH Tester - With high sensitive glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution. And pH meter uses a 3-point calibration method, calibrating the electrode to solutions of pH 4.00, pH 6.86, and pH 9.18,You can calibrate effortlessly to ensure the accuracy of your measurements. High Accuracy Water Tester - High-accuracy algorithm chip and electrode of our digital water ph tester ensure accurate and fast response. Green Backlit LCD Design guarantees that you can read the measuring results in any condition.One-button lock reading function helps lock reading even if the PH Meter is taken out of the sample! Automatic Temperature Compensation pH Meter Digital - No longer need to pay attention to the temperature of testing liquid, meter can accurately determine the pH value of the sample in the temperature range of 0 °C-60 °C (32 °F-140 °F), so as to solve the inaccurate problem caused by changing the liquid temperature. Pocket Size pH Tester Kit - You can use this Pocket Size small but powerful PH Meter, device to measure your aquarium, pool, pond in a garden, bath tub to test the levels of Ph value, It can also be used to measure drinking water, RO System, spa, soap mixtures, food, wine, beer or any other liquids.
  • Apera Instruments, LLC-AI501 PH700 Benchtop Lab pH Meter, 0.01 pH Accuracy, 1-3 Points Auto Calibration, 3-in-1 pH/Temp. Electrode
    Bestseller #1
    Apera Instruments, LLC-AI501 PH700 Benchtop Lab pH Meter, 0.01 pH Accuracy, 1-3 Points Auto Calibration, 3-in-1 pH/Temp. Electrode (386)
      Equipped with 201T-F 3-in-1 combination pH electrode, Auto temp. Compensation, measuring pH and temperature simultaneously Advanced Auto. calibration mode with calibration guide and self-diagnosis Advanced digital processing technology helps generate quick and Stable readings Comes with an easy-to-install electrode holder and pre-mixed calibration solutions IP54 spill-proof and dust-proof, durable and reliable; 50 Groups of data storage
  • VIVOSUN Digital PH Meter for Water, 0.05ph High Accuracy Pen Type PH Tester for Hydroponics, Household Drinking, Pool and Aquarium
    Bestseller #1
    VIVOSUN Digital PH Meter for Water, 0.05ph High Accuracy Pen Type PH Tester for Hydroponics, Household Drinking, Pool and Aquarium (12601)
      Application: Ideal for residential or commercial use, water, pool, spas, liquid food, laboratory, aquaculture and hydroponics Easy Calibration: Advanced technology makes the test result fast and accurate; LCD screen makes reading clearly Features: Pocket size, lightweight, backlit function, high quality ATC Function: With Automatic Temperature Compensation (ATC), adjust to water temperature and give pH reading almost instantly What You Get: VIVOSUN pH meter, user manual, 2 x 1.5V button cells (built in), 3 x pH buffer powders
  • 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
    Bestseller #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 (386)
      Measures pH in nutrient solution (acid or alkaline) for precise up and down adjustment with lab quality glass probe; General uses include growing tent, swimming pool, drinking water, aquarium, fish tank, and brewing This hydroponics tester has ATC that provides consistent reading regardless of any fluctuations in temperature; Calibration reminder; Durable design for repeated uses; Fully waterproof and floats in solutions Double junction electrode has a longer lifespan compared to standard probes due to less contamination and is more accurate and reliable than comparable pens, test strips, drops, and more Combine with ppm meters for full indoor garden nutrients monitoring in water and soil; Other features: Auto off function, low battery indicator, units for temperature; KIT INCLUDES: AAA battery, lanyard, and calibration solution IF PROBE IS DRY, SOAK IN KCL SOLUTION FOR 24 HOURS, KCL SOLUTION IS SOLD SEPARATELY; Made in New Zealand, and manufactured by Bluelab, the industry leader in hydroponic testing equipment; 1-Year Limited Warranty with proof of purchase
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