Now that you are here, you must be looking for the best ph meter for hydroponics! If you aren’t for it, you shall use our search and look for the topic you are interested in. As this piece is a lengthy one and covers a few more aspects other than the best list, they are the best ph meter for hydroponics brands in United States of America and a buyer’s guide for making an informed buying decision.
Before we begin with the list, We ask you to make a list of things that you are looking for in a ph meter for hydroponics. It could be anything which you’ll require when doing tasks. This will help you have some clarity about the important things and will help you save money by not overspending on the features you won’t use or a product that has more features!
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Best ph meter for hydroponics in 2021
1. Bluelab CONTPH pH Controller with Monitoring and Dosing of pH Level in Water, Digital Meter for Hydroponic System and Indoor Plant Grow with Easy Calibration -pH Meters
By bluelab
More Pictures- This hydroponics digital tester has ATC that provides consistent reading regardless of any fluctuations in temperature; High and low alarm when outside parameters with safety lockout
- Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for growers; 2-Year Limited Warranty with proof of purchase (6-month warranty for pH probe)
- KIT INCLUDES: Calibration solution, replaceable pump, dosing tube, pH and temperature probes, international power supply, probe care kit sold separately
- Automated dosing with intuitive on-time/off-time for single-direction control; Combine with conductivity (TDS) pen and other meters for full garden nutrient monitoring in water and soil
- 24/7 test, monitor control (doser) for your pH up and down in water to maximize your grow and ensure plants get a balanced feed (nutrients) with lab quality glass probe; General uses include growing tent and reservoir
2. APERA INSTRUMENTS AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH Accuracy -pH Meters
- Easy auto
- calibration with buffer recognition; auto
- compensation (ATC) ensures accuracy in various temperatures (32 to 122F)
- 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
- Comes in a rugged carrying case with pH 4&7 buffers and a lanyard
- Backed by Apera quality pH sensor with low impedance, ensuring high response rate
- temp
3. 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) -pH Meters
By Ruolan
- 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.
- Automatic temperature compensationThere 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.
- Family EssentialsAs a tool to improve the quality of life
- Easy to useturn 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.
- It can help you test it whether you take it to the pool, on a trip, to the beach or camping.
- How to use calibrationPress 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 SizeThe mini size ph meter we designed allows you to easily put it in your pocket, so you can take measurements anytime, anywhere
4. Bluelab MONGUA Guardian Monitor for pH, Temperature, and Conductivity (TDS) Measurements in Water with Easy Calibration, 3 in 1 Digital Nutrient Meter for Hydroponic System and Indoor Plant Grow White -Patio, Lawn & Garden
By bluelab
- Combine with Bluelab pen and meter for full garden nutrients monitoring in water and soil; Other features: International power supply, water resistant design; KIT INCLUDES: Calibration solution, EC probe and pH probe, probe care kit is sold separately
- This hydroponics tester has ATC that provides consistent reading regardless of any fluctuations in temperature; High and low alarm when outside parameters, selectable units include TDS, EC, ppm 500, ppm 700 and CF
- Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for growers; 2-Year Limited Warranty with proof of purchase (6-month warranty for pH probe)
- Lab quality glass pH probe with easy two point calibration; Conductivity / temperature probe comes factory calibrated so it’s ready to be used; Double junction probe is more accurate than test strips and drops
- Monitor pH up and down, temperature, nutrient (TDS) level in water to maximize your grow and ensure plants get a balanced feed; General uses includes growing tent and reservoir; Selectable conductivity units include TDS, EC, ppm 500, ppm 700 and CF
5. Bluelab METCOM Combo Meter for pH, Temperature, Conductivity (Nutrient) in Water with Easy Calibration, Digital TDS Tester for Hydroponic System and Indoor Plant Grow, Pack of 1 -pH Meters
By bluelab
- This hydroponics meter has ATC that provides consistent reading regardless of any fluctuations in temperature; pH probe is double junction; Conductivity scales include EC, PPM, and CF
- Combine with Bluelab meters and controllers for full indoor garden nutrients monitoring in water and soil; pH probe requires easy two point calibration; Conductivity and temperature probes come factory calibrated and are ready to use
- Other features: Auto off function, low battery indicator, units for temperature; KIT INCLUDES: AAA batteries, pH probe storage cap, and calibration solution, probe care kit is sold separately
- Monitor 3 parameters in water: Conductivity (TDS) level to ensure plants get a balanced feed, pH up and down, and temperature with lab quality glass probe; Gereral uses include growing tent, swimming pool, drinking water, and aquarium
- Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for growers; 5-Year Limited Warranty with proof of purchase (6-month warranty for probes)
6. Bluelab CAREKITPHCON CONTPHCON Controller Monitoring, Dosing, and Data Logging of pH Level in Water (Connect Stick not Included), Digital Meter for Hydroponic System and Indoor Plant Grow, Clear -pH Meters
By bluelab
- 24/7 test, monitor control (doser) for your pH up and down in water to maximize your grow and ensure plants get a balanced feed (nutrients) with lab quality glass probe; General uses include growing tent and reservoir
- Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for growers; 2-Year Limited Warranty with proof of purchase (6-month warranty for pH probe)
- This hydroponics digital tester has ATC that provides consistent reading regardless of any fluctuations in temperature; High and low alarm when outside parameters with safety lockout; Data logging with Bluelab Connect Software
- Automated dosing with intuitive on-time/off-time for single-direction control; Combine with conductivity (TDS) pen and other meters for full garden nutrient monitoring in solution and soil
- KIT INCLUDES: Calibration solution, replaceable pump, dosing tube, pH and temperature probes, international power supply, Bluelab Connect Stick 2 and Probe Care Kit sold separately
7. Bluelab MONGUACON Guardian Monitor Connect for pH, Temperature, and TDS in Water with Data Logging (Connect Stick not Included), Nutrient Meter for Hydroponic System and Indoor Plant Grow -pH Meters
By bluelab
- Combine with Bluelab pen and meter for full garden nutrients monitoring in soil; Other features: International power supply, water resistant design; KIT INCLUDES: Calibration solution, EC probe and pH probe, probe care kit and connect stick sold separately
- Monitor pH up and down, temperature, nutrient (TDS) level in water to maximize your grow and ensure plants get a balanced feed; General uses includes growing tent and reservoir; Selectable conductivity units include TDS, EC, ppm 500, ppm 700 and CF
- Lab quality glass pH probe with easy two pointcalibration; Conductivity / temperature probe comes factory calibrated so it’s ready to be used; Double junction probe is more accurate than test strips and drops
- Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for growers; 2-Year Limited Warranty with proof of purchase (6-month warranty for pH probe)
- This hydroponics tester has ATC that provides consistent reading regardless of any fluctuations in temperature; High and low alarm when outside parameters, data logging with Bluelab Connect software
8. Bluelab MONGUACONIN Guardian Monitor Connect In-line for pH, Temperature, and Conductivity Measures, Easy Calibration and Data Logging (Connect Stick not Included) -pH Meters
By bluelab
- This hydroponics tester has ATC that provides consistent reading regardless of any fluctuations in temperature; High and low alarm when outside parameters; Data logging with Bluelab Connect software
- Lab quality glass pH probe with easy two point calibration; Conductivity / temperature probe comes factory calibrated so it’s ready to be used; Double junction probe is more accurate than test strips and drops
- Combine with Bluelab pen and meter for full garden nutrients monitoring in soil; Other features: International power supply, water resistant design; KIT INCLUDES: Calibration solution and inline probes, probe care kit and connect stick sold separately
- Monitor pH up and down, temperature, nutrient (TDS) level in water to maximize your grow and ensure plants get a balanced feed; General uses includes growing tent and reservoir; Selectable conductivity units include TDS, EC, ppm 500, ppm 700 and CF
- Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for growers; 2-Year Limited Warranty with proof of purchase (6-month warranty for pH probe)
9. Bluelab PENPH Pen, Digital Meter for Water with Easy Two Point Calibration and Double Junction Probe pH Test Kit for Hydroponic System and Indoor Plant Grow, White -pH Meters
By bluelab
- Made in New Zealand, and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for growers; 1-Year Limited Warranty with proof of purchase
- 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
- 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
- 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
10. Digital PH Meter for Water Hydroponics, High Accuracy Water Quality Tester, Pocket Size, 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium (Meter Yellow) -Industrial & Scientific
By Quian 45
- The Detailed Manual will show you how to get the best accurate and stable reading, ensure your pool, general hydroponics ph or even drinking water has a perfect ph balance.
- It can help you testing whether at the pool, on a trip, to the beach or camping.
- EASY & FAST Takes only a few seconds for result appearing on screen
- Can be used to test drinking water, swimming pools, aquarium, RO system, spa or hydroponics
- AUTO TEMP COMPENSATION No more need to consider the temperature of testing liquid,as the Ph Meter has an Auto Temperature Compensation Feature.
- HIGE ACCURACY Water ph meter has a sensitive electrode sensor to read accurate ph Levels
- Simply press “ON”, stir gently and the reading will stabilize on the display in moments.
- Healthy drinking water range from ph 6.5 – ph 8.5.
- MINI SIZE Mini size allows you to easily put it in your pocket, so you can take measurements anytime, anywhere
- FAMILY ESSENTIALS As a tool to improve the quality of life
11. Hanna Instruments HI 9813-6N Waterproof pH/EC/TDS Temperature Meter Clean and Calibration Check for Growers, 0 to 50 Degree C, 9V Battery -Industrial & Scientific
- Alert system when low battery and potential measurement error
- Starter set with portable, water-resistant meter for testing pH, electroconductivity, and total dissolved solids, provided with solutions and sachets
- On-screen user and calibration guides
- Calibration check function to validate instrument performance
- Automatic temperature compensation (ATC) to eliminate the need for extra calculations
12. Bluelab Combo Meter Plus – Handheld Digital Hydroponic Nutrient and pH Meter for Measuring pH Levels, Conductivity & Temperature in Soil & Plants – Accurate pH Measurements – Bonus Carry Case Included -Patio, Lawn & Garden
By bluelab
- SIMPLE & EASY TO USE – This device is all you need for simple, reliable nutrient solution and root zone management
- Your order will include; 1x Bluelab Combo Meter, 1 x Leap pH probe, 1 x Conductivity / Temperature probe, 2 x AAA alkaline batteries, Simple to use instructions & BONUS Carry Case.
- The Bluelab Combo Meter Plus a simple quick start guide to help you get started fast.
- Get answers at your fingertips.
- Get up and running fast
- HELP YOUR PLANTS GROW – Fast, reliable and versatile: Combo Meter Plus means you will be able to measure more and build a better understanding of your complete growing system
- Quick and intuitive to use with simple one button presses to change between measurements
- The versatile Leap pH Probe allows for pH measurement directly in the root zone area as well as in solution.
- This 3 in 1 device will measure your pH levels, nutrient levels & temperatures directly in your solution, to optimise nutrient availability through the growing system
- The multimedia Leap pH probe can be used to measure nutrient solution and directly in the rootzone in a range of growing substrates including soil, rockwool, coco coir and peat.
- The Bluelab Combo Meter Plus device will fit in the palm of your hand which will allow you to spot check wherever you are! The backlit, easy-to-read display and 2m/6’ cables give you the ability to measure in places previously inaccessible
- WORLD CLASS QUALITY & FEATURES – The Bluelab Combo Meter Plus is a pH conductivity & temperature meter all in one for testing soils & plants
- Measuring is now possible at anytime and anywhere with this portable battery operated meter
- Featuring a detachable pH probe with simple, 2-point calibration makes for ease maintenance
- 3 IN 1 NUTRIENT SOLUTION MEASUREMENT – Measures three key parameters to ensure your nutrient solution is at the right level and available to your plants
- PLANT HEALTH IN THE PALM OF YOUR HAND – Manage, control & monitor your plant health & performance
13. 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, Aquariums -Industrial & Scientific
By PmoYoKo
- All-round measurement of water quality to ensure healthy water quality.
- Pocket Size pH Tester Kit – You can use this Pocket Size small but powerful Pen Tester, 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.
- 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.
- 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
- Automatic Calibration pH Tester – With high sensitive glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution
- 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 tester is taken out of the sample!
- High Accuracy Water Tester – High-accuracy algorithm chip and electrode of our digital water ph tester ensure accurate and fast response
- 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.
14. General Hydroponics pH Control Kit for a Balanced Nutrient Solution -Patio, Lawn & Garden
- EASY TO USE: To use, simply fill a test tube halfway with nutrients, add a few drops of pH test indicator, and observe the coloration of the liquid; recommended pH for most plants is 5.5 to 6.5
- General Hydroponics pH Control Kit contains everything you need to measures pH levels of your hydroponic grow reservoirs
- General Hydroponics pH Down Liquid, 1 oz
- General Hydroponics pH Up Liquid, 8 oz
- THE PREFERRED WAY OF TESTING pH: Seasoned growers prefer our pH Test Kit to expensive electronic meters because of its reliability and ease-of- use
- RELIABLE RESULTS: The streamlined testing system delivers fast, accurate, and easy-to read results every time
- Test Indicator, test tube, an eyedropper, and a pH level chart
- ALL-IN-ONE KIT: Includes 8 oz
15. 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 -Industrial & Scientific
By bluelab
- Monitor 3 parameters in water and soil: Conductivity (TDS) level to ensure plants get the balanced feed, pH up and down, and temperature with lab quality glass probe; Gereral uses include growing tent, swimming pool, drinking water, and aquarium
- Combine with Bluelab pen, tester, monitor and controllers for full indoor garden nutrients monitoring in water and soil; pH probe requires easy two point calibration; Conductivity / temperature probe are factory calibrated and ready for use
- This hydroponics meter has ATC that provides consistent reading regardless of any fluctuations in temperature; Leap pH probe works in multiple growing environments; Conductivity scales include EC, PPM, and CF
- Other features: Auto off function, low battery indicator, units for temperature; KIT INCLUDES: AAA batteries, ph probe storage cap, and calibration solution, probe care kit is sold separately
- Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for growers; 5-Year Limited Warranty with proof of purchase (6-month warranty for probes)
16. PH Meter, 3-in-1 TDS/PH/Temperature Meter with ATC, 0.01 Resolution High Accuracy, Data Lock Function, LCD Display, Lab Ph Meters -Industrial & Scientific
By FunDADYUS
- This can fully respond to the H+ ions in the solution.The bulb glass film uses a low-impedance glass sensitive film (≤25MQ), and the reaction speed of the TDS PH meter is also greatly improved, reaching a true level of 0.01 !
- TDS Meter with Automatic Temperature Compensation: Temperature can affect reading levels, our water meterr’s automatic temperature compensation can ensure that you’re getting the best possible reading
- PH Tester with Wide Application: Ideal for household and laboratory pH testing applications, including drinking water, swimming pool, pond, beer brewing, kombucha, aquariums, hydroponics, laboratory, food processing etc
- (Before press “HOLD/TEMP” key, the number of pH is fluctuate slightly which is normal.)
- High Accuracy & More Sensitive Bulb Design PH Meter: The core of the ph tester digital is the electrode, and the core of the ph tester electrode is the bulb
- The ppm meter bulb made by blue effect technology is blown at a high temperature of 1000 degrees Celsius
- Easy to Use Lab PH Meters with Backlit LCD Design : Just remove the ph pen protective cap and immerse the ph water tester electrode in the solution and press the button to be measured
- PPM Meter with One Key Lock Value Function : When the measured value is stable, just press the HOLD/TEMP key to lock the measured value and take it out for viewing, which is really simple
- Water ph tester features a green backlit LCD to help you see the measurement clearly in any situation.
- Don’t worry about seeing the displayed value when there is insufficient light
- Unlike other ph meter for water hydroponics that only have a range of 0 °C-50 °C, ours ph meter for water hydroponics has a even better range of 0 °C-60 °C (32 °F-140 °F) , so you can test with confidence in any environment.
- (Range: 0.01 – 14.00pH; Resolution: 0.01pH; Accuracy:±0.05pH; TDS range: 1-9990ppm; Resolution:1ppm; 0.1ppt; Accuracy: ±2% F.S
- ), reliable and quick readings.
17. Wiztech Digital PH Meter with ATC: 3 in 1 PH TDS Temp – High Accuracy Pocket Size PH Tester 0.00-14.00 PH Measurement Range -Industrial & Scientific
By WIZTECH
- Automatic Temperature Compensation: No longer need to pay attention to the temperature of testing liquid, this meter can accurately determine the pH value of the sample in the temperature range of 0 °C-60 °C (32 °F-140 °F), so it can solve the inaccurate problem caused by changing the liquid temperature.
- ±0.1 pH Accuracy and 3-Point Calibration: With high sensitivity glass probe, Wiztech PH meter’s full measurement range of 0-14pH, 0.01 pH resolution
- Wide applications: The instrument is ideal for aquarium, daily household, hydroponics, beer brewing, swimming pool, lab or any other liquids.
- And Wiztech pH meter uses a 3-point calibration method, calibrating the electrode to solutions of pH 4.00, pH 6.86, and pH 9.18 to ensure the accuracy of your measurements.
- Backlit LCD Design: Don’t worry about seeing the displayed value when there is insufficient light
- Wiztech PH meter features a green Backlit LCD to help you see the measurement clearly in any situation.
- 3-in-1 water tester: Wiztech PH meter has a three-in-one function, which can measure PH, TDS and temperature with high precision at the same time.
18. Standard Hydroponics pH Up and Down Kit – 10 Ounce Bottle pH Adjuster for Hydroponic Systems, Coco Coir Even Soil. -Patio, Lawn & Garden
By Standard Hydroponics – Dave Ocean33
- ➪ #1 BEST SELLER IN CANADA – STANDARD HYDROPONICS pH Kit For Hydroponic Growing Systems is Critical So You Can Adjust pH To Maximize Plant Growth And Nutrient Up Takes Since Not All Water is The Same Across The Land.
- ➪ MADE BY GROWER FOR GROWERS – SAFER TO USE – We’re Not Just Changing The Rules We’re Changing The Game” Friendly
- ➪ PRECISION IS KEY Comes With ( 2 ) Pipettes, That Are 3 ml Pipette Droppers with 0.5 mL Graduations So You’ll Always Know Just How Little Or How Much To Use.
- ➪ WE GIVE MORE – ( 2 – 300 ml Bottles = 10 oz each ) Our 10 oz Bottles Give You 1180 More Drops or 59 ml Per Bottle Then Your General 8 oz Bottles – We Wanted To Make Sure Your Well Taken Care Of When You Use Standard Hydroponics by Dave Ocean
- Simple
- Makes Our pH Up | pH Down A Superior And Still Safer To Use Blend, So You Can Use in Your Fish Tank As Well.
- ➪ ONE DROP GOES A LONG WAY – Having Hard Water To Maximize Plant Growth From Nutrient UpTakes Can Get Tricky With pH Drifting, So We Run Our pH Formula ( Very Richer With Out Buffers ) – This Allows Nutrients To Bind, So Your Plants Will Feed In The Grow Zone Longer.
- Powerful
19. 2 in 1 Temperature pH Monitor Meter Tester Sensor Test Kit 0~14 pH Measure Automatic Calibration BNC Electrode Probe for Hydroponics Aquarium Lab Testing Drinking Water Food pH of Saltwater/seawater -Industrial & Scientific
By TEKCOPLUS
- [Simple Calibration] Three kinds of pH buffer powder are included for conditions requiring recalibration, such as long period of inactivity.
- [Power ] The display is powered by an alkaline 4 x AA battery
- [Wide application] You can use this tool to monitor the pH and Temperature of any type of water may it be in your aquarium, swimming pool, spa, laboratories, hospitals, hydroponics, agricultural, industrial, and also field water analysis procedure.
- This accurate pH tester Kit (0.01 Resolution) is so accurate that it could test accurately within ± 0.01 pH
- Thus, it can have at least 3 months of battery life.
- Enclosed with detailed clear manual will show you how to use it.
- [Accurate Test] With a sensitive electrode sensor ph tester with 0-14.0 measuring range could read accurate pH level quickly and easily
- [Automatic Temperature] This PH meter has built-in automatic temperature compensation system (ATC) which can accurately determine the PH value of the sample at any water temperature.
- After about 5 minutes, it will go into power saving mode
20. 5-in-1 Water Quality Multi-Parameter PH EC CF TDS (ppm) Temperature Test Meter Backlight, Wall-mountable Rechargeable Continuous Monitor Tester, Aquariums Hydroponics Pool Fish Tank Pond Drinking -pH Meters
By Gain Express
- Measurement Range: EC: 0.00~19.99EC; pH: 0.00~14.00pH; CF: 0.0~199CF; Temp: 0~55°C (32~131°F); TDS: 10~19990ppm
- Powered by its rechargeable battery (installed in the main unit) or the power adapter included which supports a long period of monitoring.
- Calibrates easily and offer safer and precise measurement
- Best in aquariums, hydroponics, laboratory, spas, swimming pools and other water systems
- Measure 5 parameters, continuously monitoring shows readings on its large-screen triple display with backlight
- pH calibration powders and EC calibration solution are included in the set
- Proven high accuracy and Auto Temperature compensation (ATC), comes with removable BNC electrode
21. CUCUDAI PH-98108 pH Meter Sharp Glass Electrode for Water Food Cheese Milk Soil pH Test -pH Meters
By CUCUDAI
- ◎Good shops are waiting for you to choose!
- ◎Welcome everyone to buy the products of my shop, which are affordable and beautiful!
- ◎Seize the opportunity to buy our products!
- ◎A good gift for your kids to cultivate their hands-on ability
- ◎A must-have for home, worth buying!
22. VIVOSUN pH and TDS Meter Combo, 0.05ph High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature Meter, UL Certified -pH Meters
By VIVOSUN
- PH Meter: Full measurement range of pH 0 – 14, reliable and quick readings
- Included: PH meter, 3-in-1 TDS meter, 3 calibration buffers
- Note: This meter can’t test sea water.
- Features: Comes with protective case; Lightweight, handheld design for portability and convenience
- Application: Great for all home and laboratory TDS & pH testing applications including aquariums, swimming pools
- 3-in-1 TDS Meter: Measurement Range 0-9990ppm, 0-9990µs/cm; Accuracy ± 2%, 0.1- 80.0°C, 32.0-176.0°F
23. APERA INSTRUMENTS AI316 Premium Series PC60 5-in-1 Waterproof pH/EC (Conductivity) /TDS (ppm) /Salinity (ppt) /Temp. Multi-Parameter Pocket Tester Kit -pH Meters
- Measures pH/EC/TDS (ppm)/Salinity/Temp
- Complete kit with ready-to-use calibration solutions, calibration bottles, storage solutions, AAA batteries, and a lanyard all in a portable carrying case
- When the smiley face icon stays on screen, it’s the right time to record the measurements.
- + pH/EC/TDS/Salinity, and icons of completed calibrations and stable readings
- Replaceable multi-parameter probe with easy installation
- LARGE Clear LCD screen with 3 backlit color (indicating 3 different modes), dual display of temp
- in a quick and professional manner
24. Apera Instruments, LLC-AI501 PH700 Benchtop Lab pH Meter, 0.01 pH Accuracy, 1-3 Points Auto Calibration, 3-in-1 pH/Temp. Electrode -pH Meters
- Comes with an easy-to-install electrode holder and pre-mixed calibration solutions
- 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
- IP54 spill-proof and dust-proof, durable and reliable; 50 Groups of data storage
- Equipped with 201T-F 3-in-1 combination pH electrode, Auto temp
25. Apera Instruments PH9500 Research-Grade Benchtop pH Meter Kit with Comprehensive GLP Data Management and Data Output to Printer/PC -pH Meters
- 1 to 5 points of automatic calibration with a choice of 5 pH standard buffers and smart self-diagnosis to ensure successful calibrations
- An advanced yet intuitive user interface with plain language and graphic screen prompts, supporting English, Spanish, German, and Chinese.
- Supplied with Swiss LabSen 211 glass-body pH electrode featured with the blue impact-resistant glass membrane and a Long-life reference system, achieving the highest possible accuracy (0
- data logger with 500 sets of storage and USB Data export to a pin-type mini printer or PC for further analysis and report
- Slope and offset are ready to view after calibration.
- 003 pH)
- Equipped with Apera TestBench that consolidates a flexible electrode holder, buffer organizers, and an intelligent magnetic stirrer altogether, streamlining the process of measurement and calibration.
- Comprehensive GLP data management including manual/auto
26. Bluelab BLU8014 Pulse Multimedia EC/MC Meter, blue -Patio, Lawn & Garden
By bluelab
- Other features: Adjustable depth gauge, vibrating notification when your device receives data from Pulse Meter; Combine with pH pen, EC meters, and other digital hydroponics tools for full indoor garden nutrients monitoring in water and soil
- KIT INCLUDES: 1 x Bluelab Pulse Meter with probe cap, 1 x mini screwdriver, 1 x AA Battery, and simple to use quick start instructions
- Made in New Zealand, and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for growers; 1-Year Limited Warranty with proof of purchase
- Precise up and down of parameters including moisture, nutrient (TDS), and temperature; General uses include soil, coco coir, potting mix and nutrient solution in your hydroponic growing tent and field
- Improve plant health by taking real time measurements and syncing the data to your Android or iPhone smartphone (Works with iOS 12.1+ (iPhone only) and Android 5.1+ with Bluetooth 4.0+)
27. Apera Instruments, LLC-AI3719 PC60-Z Bluetooth Multi-Parameter Smart Tester Powered by ZenTest Mobile App, Measuring pH/Conductivity/TDS/Salinity/Resistivity/Temp. -Data Loggers
- Professionally measuring pH, conducitivity, TDS, salinity, resisitivity, and temp
- Cloud-based data management system – allows you to record, manage, and share your test data at your finger tips, and never have to worry about data loss.
- Upgraded pH sensor – More durable and easier to use
- Hybrid design – This product can be used as a classic tester even without connecting to a smartphone.
- has never been easier; also tests ORP (The ORP60-DA probe is needed)
- Comprehensive Information Display – 4 types of measurement display modes to serve you in different situations.
28. Apera Instruments, LLC-AI533 PC820 Precision Benchtop pH/Conductivity Multiparameter Meter Kit with Highest Accuracy ±0.002 pH and ±0.5% F.S, up to 5-Point Auto. Calibration -Data Loggers
- Quick and Easy auto calibration up to 5 points with calibration guide and reminder function (premixed standard solutions included)
- Slope display between calibrations helps you monitor the health of your pH electrode
- Highest accuracy: 0
- GLP Data management (500 groups of data storage) with USB data output
- The Swiss LabSen 211 pH Combination Electrode and Precision BPB 2401T-F Glass Conductivity Electrode ensure highly stable & accurate pH and conductivity measurements
- 002 pH 1 digit; 0
- 5% FS 1 digit in conductivity
29. Ohaus 30129896 ST 5000F PH Meter, -2.000 to 20.000 pH, 0.1/0.01/0.001 pH Accuracy -Data Loggers
By Ohaus
- With a standalone electrode holder, USB port, IP54 housing and in-use-cover, Starter 5000 provides the flexibility and protection that ensures smooth and enduring operation
- Starter 5000’s performance is propelled by a 1000 item library, 10 sensors for calibration storage, 8 predefined and 1 self-defined buffer groups, 3 endpoint modes and GLP mode
- The color touchscreen operates similar to smartphones and tablet computers and provides simple operation of the advanced features, such as one-touch toggling of measurement modes
- Country of origin: United States
30. Oakton AO-35614-30 pH 150 Waterproof Portable Meter with SJ All-in-One Electrode -Data Loggers
By Oakton
- Meter style: portable
- Range (mV): ±2000
- Range (temperature °C): -10 to 110
- Range (pH): -2.00 to 16.00
- Product Type: pH meter
31. VIVOSUN 4-in-1 Digital pH Meter with ATC, pH/TDS/EC/Temp Function, ±0.1 pH Accuracy, 0-14.0 pH Measurement Range -Data Loggers
By VIVOSUN
- WIDE APPLICATION: Ideal for household and laboratory testing applications; Buy one for drinking water, beer, kombucha testing; Good for aquariums and hydroponics using, too
- HIGH ACCURACY: With high sensitive probe, you can quickly read the results; wide measurement range and high resolution guarantee that you can measure different kinds of liquids
- EASY TO USE: After calibration, put the sensor into the solution you want to test, and get the data immediately; Before another testing, wash the probe carefully; Or you may get a inaccurate reading
- 4-in-1 MODE: With VIVOSUN 4-in-1 PH tester, you can accurately measure PH, TDS, EC and Temp value; Know water quality clearly to ensure your family members’ health
- AUTOMATIC TEMPERATURE COMPENSATION: With ATC function, VIVOSUN 4-in-1 pH meter solve the inaccurate measuring problem caused by the change of liquid temperature; Easy to get a reliable, stable reading
32. Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit, Replaceable Probe, ±0.01 pH Accuracy -Data Loggers
- Compensation (ATC) ensures accuracy in various temperatures (32-122˚F)
- High quality replaceable glass pH probe, suitable for regular water solutions e.g
- Accuracy: 0.01 pH; range: -2.00 to 16.00 pH, 32 to 122˚F (0 to 50˚C); Auto
- COMPLETE KIT with READY-TO-USE calibration solutions, calibration bottles, storage solutions, AAA batteries, and a lanyard all in a rugged portable case
- calibration, recognizes 5 types of solutions (1.68, 4.00, 7.00, 10.01, 12.46); Auto Temp
- Therefore, when you use it for the first time, it is normal to find water droplets in the electrode cap
- Easy 1-3 points auto
- The smiley icon indicates stable readings so you won’t have to guess when is the right time to record the measurements
- Large LCD with 3 backlit colors (indicating different modes), dual display of temp./pH, and reminders of completed calibrations and stable readings
- Power-Off: 8 minutes without operation
- pools&spas, hydroponics, environmental monitoring, cooling towers, beverage, etc.
- This is to maintain the sensitivity of the electrode
- NOTE: A few drops of water are added to the electrode cap before the product leaves the factory
33. Bluelab PENCON Conductivity Pen and Digital TDS Meter, Water Tester for Temperature and Nutrient (CF, EC, PPM 500, PPM 700), TDS Testing Kit for Hydroponic System and Indoor Plant Grow -Patio, Lawn & Garden
By bluelab
- This hydroponics tester has ATC that provides consistent reading regardless of any fluctuations in temperature; Durable design for repeated uses and fully waterproof and it floats in any solution
- Conductivity pen can test and monitor your nutrients (TDS) level to maximize your grow and ensure plants get the balanced feed they need; General uses include growing tent, swimming pool, drinking water, aquarium, fish tank, and brewing
- Calibration optional, the meter comes factory calibrated so it’s ready to be used; Regular cleaning is recommended for accurate reading; Different units are available (EC, PPM 500, PPM700, and CF)
- Combine with our pH pens and meters for full garden nutrient monitoring in water and soil; Other features: Auto off function, low battery indicator, units for temperature; KIT INCLUDES: AAA battery, probe care kit is sold separately
- Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for grower; 2-Year Limited Warranty with proof of purchase
34. 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 -Data Loggers
By Dr.meter
- Rinse and rest 3-5 min before conversing from strong acid to strong alkaline and vice versa.
- 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
- 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.
- 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.
- Then rinse the electrode with pure water before next test
- 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.
- NotificationCalibrate once per week if you often test solution of PH 10, or once per half month for neutral solutions
- The 250ml calibration solution for multiple uses (10ml or so each time)
35. Ph Meter,TDS EC Temperature 4 in 1.High Accuracy Digital pH Tester with ATC,for Drinking Water, Hydroponics, Lab, Aquarium，Swimming Pool,Urine Testing -Data Loggers
By dzdarren
- 4-in-1 PH Tester: With DZDARREN 4-in-1 PH tester, you can accurately measure PH, TDS, EC and Temp value; Know water quality clearly to ensure your family members’ health
- ±0.1 pH Accuracy and 3-Point Calibration: With high sensitivity glass probe, DZDARREN PH meter’s full measurement range of 0-14pH, 0.01 pH resolution
- BUY NOW: Pocket size and multi-function make DZDARREN PH Tester ideal for daily using; Buy one for your family members or friends as a gift
- Wide Application: the ph TDS EC Temp meter digital water tester is ideal for all home and laboratory TDS & pH testing applications including drinking water, aquariums, swimming pools,Urine test， hydroponics supplies and any water sample.
- And DZDARREN pH meter uses a 3-point calibration method, calibrating the electrode to solutions of pH 4.01, pH 6.86, and pH 9.18 to ensure the accuracy of your measurements.
- Easy to Use: After calibration, put the electrode into the solution you want to test, and get the data immediately; Before another testing, wash the probe carefully; Or you may get a inaccurate reading
36. Ruolan Lab Ph Meter for Water Hydroponics,TDS Meter Digital Water Tester,Ph Tester Digital,PPM Meter,Ph Pen Test -Data Loggers
By Ruolan
- Family EssentialsAs a tool to improve the quality of life
- Our products are designed with low power consumption of separated electronic bin, products use two button batteries, which is used for a long time and easy to replace.
- Can be used to test drinking water, swimming pools, PH balance in aquarium, RO system, spa or hydroponics
- Automatic shutdown functionThe meter is equipped with automatic shutdown function, it will automatic shut off if there a period of time inactive to help you save on battery power.
- How to use calibrationPress 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.
- Accurate reliable & low power consumptionRuolan digital tester with Big Backlit LCD, which is high-definition screens can quickly read the data and built-in intelligent detection system and sensitive sensor to ensure the accuracy of the numerical
- Value Combo Set3 in 1 TDS & EC & temperature (blue)+ digital LCD pH meter (yellow)
- Products are protected by packing box which is easy to carry and store indoors.
- Basically all the environments that need to test PH value can use this tester to get accurate data.
37. Digital PH Meter, PH Meter 0.01 High-Precision Pocket Water Quality Tester, PH Range 0-14, Suitable for Accurate Testing of Drinking Water, Aquariums, Swimming Pools, Hydroponics -pH Meters
By Spmmmner
- FAST AND HIGH ACCURACY: Our Digital PH Meter can ensure your pool, general hydroponics ph or even drinking water has a perfect pH balance and safe for use with Tester precision pH accuracy
- The included detailed manual will show you how to get the best accurate and stable reading.
- As well, you can calibrate the tester with one touch button using Buffer Powder.
- WIDE USE: Pocket Size PH Meter is the ideal test kit for home and laboratory uses.Suitable for testing the pH of drinking water, swimming pools, aquariums, reverse osmosis systems, spas or hydroponics; ideal for testing water, swimming pools, aquariums, spas, hydroponics, food, wine and beer, etc.
- AUTO CALIBRATION: The PH meter has an auto temprature compensation feature that adjusts to water temperatures and water quality to give pH readings almost instantly
- MAKE YOU SATISFIED WITH THE PRODUCTS: Come with 1x PH meter, 1x user manual, 2x 1.5V LR44 button cells(build-in), 3x PH Buffer Powders
- Tester has a sensitive electrode sensor to read accurate pH levels
- POLICO
- AUTOMATIC TEMPERATURE COMPENSATION: No more need to take care about the temperature of testing liquid, as ph meter has built in (ATC) automatic temperature compensation, so that it can accurately determine pH value of the sample at any temperature in a range of 0 DegreeC – 80 DegreeC (32 DegreeF – 176 DegreeF).
38. Apera Instruments SX811-SS Portable pH Meter for Food and Dairy Products, Equipped with Swiss LanSen Food-Grade Stainless Steel Spear Probe, Anti-Contamination -pH Meters
- INTELLIGENT FUNCTIONS: Self-Diagnosis of out-of-range value and electrode invalidation, calibration reminders, calibration date checking, easy parameter setting
- RELIABLE Structure Design: White backlit large LCD, foldable stand allows use as a benchtop, soft silicon case gives you a comfortable grip, IP57 waterproof, battery and/or USB power supply
- ACCURATE MEASUREMENT: Accuracy: 0
- Material Type: Plastic
- 99 pH, ATC, Auto Calibration, Advanced digital processing technology brings about QUICK response & STABLE reading, supports stable reading/auto-hold display mode
- Data Processing: GLP standard data management, 500 data sets of storage, manual/auto timing storage, USB charging and data output, data protection in case of power outage
- Equipped with SWISS LabSen Spear Electrode, designed for professional food/semi-solids pH measurement, hard to be contaminated and maintenance-free
- 01 pH, Range: -2
- 00-19
39. Oakton AO-35613-22 pH 6+ Handheld Meter with pH Probe -pH Meters
By Oakton
- Range (pH): 0.00 to 14.00
- Range (temperature °C): -10 to 110
- Range (mV): ±1999
- Meter style: portable
- Product Type: pH meter
40. Bluelab PERIPODL3 Peripod L3 for Pro Controller, Dosing for pH and Nutrient, 3 Pumps (1200ml) with Accessories (Pro Controller Sold Separately), Tool for Hydroponic System and Indoor Plant Grow -pH Meters
By bluelab
- Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for growers; 2-Year Limited Warranty with proof of purchase (6-month warranty for pump cartridge and tubing)
- KIT INCLUDES: 1 x 1200ml/min pump for pH, 2 x 1200ml/min pumps for nutrients, dosing cable, 4 meter/ 13 feet pH tubing, 4 meter /13 feet nutrient tubing per pump, 24V DC 2Amp power supply, and mounting screws
- Designed for use with Bluelab Pro Controller (CONTPRO) to monitor and control pH up and down and nutrient level; General uses include growing tent, reservoir, water tank, and hydroponics
- Pro Controller with pumps are compatible with most modern growing systems including recirculating and drain to waste systems; Combine with pH pen, TDS (ppm) tester, and other meters for full indoor garden nutrients monitoring in water and soil
- Automatically maintain parameters (pH, temperature TDS, PPM, and EC) in your reservoir; No need for spot checks or manual adjustments
41. Nessagro HI98131 | GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester .#GH45843 3468-T34562FD472455 -pH Meters
By Nessagro
- i’ll do something for you if you want,.Please send us_message and tell us with item name” ( HI98131 | GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester
- HI98131 | GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester .*#GH45843 3468-T34562FD472455
- suppliern_hannainstrumentsusa
42. Tetraponics FLORATek 3 Hydroponics pH and Nutrient Control System – Automated Water Monitor and Doser with Temperature, pH, and EC (ppm) Probes and 3 Pumps for pH, A and B Nutrients -Patio, Lawn & Garden
By Tetraponics
- Designed and assembled in the USA with USA-based customer support.
- Included power adapter compatible with 110-240V AC electricity
- 3 multi-speed pumps for pH control and nutrients (1 pH control and 2 nutrients OR dual pH control and 1 nutrient
- Compatible with hydroponic systems ranging from 5 to 100 gallons
- Proportional smart feed control for efficient dosing without overtreating
- The FLORATek 3 continuously monitors the pH and nutrient levels of your water and automatically adds nutrients and pH solutions
43. Oakton pH 550 Benchtop pH Meter Kit with Probe, Stand, and pH Buffers -pH Meters
By Oakton
- Buffer Recognition: NIST and USA
- Data Logging (points): 50 groups of data
- Meter Type: Benchtop
- Calibration: UP to 3 points
- Display type: LCD
44. Apera Instruments AI521 PH800 Laboratory Benchtop pH Meter Kit, 0.01 pH Accuracy, GLP Data Management (USB output), BNC connector -pH Meters
- Electrode’s slope display between calibrations shows the health of your pH electrode
- Calibration with calibration guide (auto
- recognizes 5 types of pH standards)
- Quick and easy 1 to 3 points Auto
- The quality 201T-F pH/temperature combination electrode ensures stable & accurate measurements of regular water solutions for scientific research and quality control
- GlP data management (500 groups of data storage) with usb data output
- The large backlit LCD displays pH and temperature simultaneously along with icons of stable readings and finished calibrations
45. Milwaukee Instruments 716690 ph Controller -pH Meters
By Milwaukee
- No Assembly Required
- Supplied With 12V Dc Power Adapter, Ma911B/2 Double Junction Ph Probe, 20 Ml Ph 7
- Professional Ph Controller Especially Designed For Use With Hydroponic Systems And Aquariums
- 5 Ph, Led Visual Alarm Active & Power Plug Socket For Dosing Turned On When Reading Is Higher Or Lower (User Select) Than The Set Point
Ph meter for hydroponics – The Buyer’s Guide
You must have checked the above list, aren’t you mind-blown by the quality of products? Well, if you are then here’s a secret formula which we’ve used to choose them. You can use them too! The best part is, it works for all the product purchases you make! Besides, wouldn’t it be helpful to you, if you knew the factors we’ve considered to choose the ph meter for hydroponics in the above list? So shall we begin with the guide and help you learn about the important factors?
1. Does it have the features you need?
Wait for a minute before you buy the ph meter for hydroponics, check if it has all the features in your requirement list! If it doesn’t have them, then you should avoid buying that particular model and start looking for an alternative. We always suggest our editors to make a list of important features before adding a product to a list and based on the feature, the quality of the product, brand-assurance, rank it! So if it has all you need, you should not mind paying a bit extra. However, if you end up buying the best ph meter for hydroponics which doesn’t have the feature you need the most, then it won’t make sense! Would it? To us, it wouldn’t! That’s why you should make up a list which includes the features you are looking for, technical specifications if any, etc and come up with a budget.
2. Budget and Price Match
Well, you obviously can’t buy the best ph meter for hydroponics with a low budget. That’s why it’s important to make note of all the important features, specs, factors and come up with a budget. Once you are ready with it, look for the products which are either equal to your budget or are close to it. Stick to the budget, because while browsing, you’ll see a model which is slightly better and has an additional feature with a really small price difference. Well, in that case you’ll have to calculate the price of the product which has all the required features and the ph meter for hydroponics with the additional features. See if the difference in amount is worth for the feature? If you don’t have second thoughts, you shall probably increase your budget.
3. Warranty and Brand
Most of the ph meter for hydroponics industry experts we got in touch suggested us to always buy the one which comes from a reputable brand. They also explicitly asked us to include the best brands so that users don’t buy the models from unknown brands or non-reputable companies. Because ph meter for hydroponics from an unknown brand might be cheap at first glance, but could have high-maintenance and could cost a lot in repairs.
Another benefit of buying a ph meter for hydroponics from a reputable brand would be warranty. Most of the ph meter for hydroponics from reputable brands come with good warranty. However, cheap products do come with a warranty, but claiming it can be a herculean task. That’s why buy the models which come from known brands and have good warranty.
4. Check for Reviews and Ratings
Back then when the Internet wasn’t as big as it is today, local stores charged high and even ended up selling the products which sucked or wasn’t future proof. It’s because the salesman threw technical terms and confused the buyer. But nowadays, there are sites like ours which does all the research and lists down the best models and there are eCommerce stores like Amazon which has user reviews which can be read to know the experience of the user with that particular ph meter for hydroponics. Isn’t it great?
The Verdict
We hope that you loved the ph meter for hydroponics we’ve listed in our best list. If it has been helpful, please bookmark our website and share it with people you know whenever they plan to buy something.
To wrap up this guide,
- If you are looking for the best ph meter for hydroponics: You shall consider going for Bluelab PERIPODL3 Peripod L3 for Pro Controller, Dosing for pH and Nutrient, 3 Pumps (1200ml) with Accessories (Pro Controller Sold Separately), Tool for Hydroponic System and Indoor Plant Grow
- If you want the one which has similar features to the best, then you shall consider going for Ohaus 30129896 ST 5000F PH Meter, -2.000 to 20.000 pH, 0.1/0.01/0.001 pH Accuracy
- If you want a ph meter for hydroponics which is “value for money” then you shall go for the Bluelab MONGUA Guardian Monitor for pH, Temperature, and Conductivity (TDS) Measurements in Water with Easy Calibration, 3 in 1 Digital Nutrient Meter for Hydroponic System and Indoor Plant Grow White
- If you want the cheapest ph meter for hydroponics then the Digital PH Meter for Water Hydroponics, High Accuracy Water Quality Tester, Pocket Size, 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium (Meter Yellow) should be the best one for your needs!
