Top 10 Best Portable pH Meters
for September 2022

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pH stands for "potential of hydrogen," and it's the measurement of hydrogen ions in a solution. pH meters are used to measure pH of liquids, gases, pastes, and slurries. The measurement ranges from 0 to 14, with 7 being neutral. Anything below 7 is acidic, and anything above 7 is alkaline. Most substances have a pH between 6 and 7, making them ideal for your pH testing kit.

Our expert testers evaluate pH meters for ease of use, accuracy, connectivity, connectivity, and price. We test meters for ease of use by rating them based on how easy it is to read, set and test the pH. Accuracy is evaluated by testing the meter under different conditions, including temperature, humidity and using different calibration solutions. Connectivity is evaluated by testing how easy it is to connect the meter to your smartphone or laptop via Bluetooth or Wi-Fi. Price is evaluated by how much each meter costs, and by overall score. These are the 10 best portable pH meters on the market:

1
9.8
SCORE
Pinpoint pH Meter KIT Lab Grade Portable Bench Meter Kit for Easy & Precise Digital pH Measurement – Complete 8 Piece Set

PINPOINT by American Marine Inc. Pinpoint pH Meter KIT Lab Grade Portable Bench Meter Kit for Easy & Precise Digital pH Measurement – Complete 8 Piece Set

by American Marine Inc.
What We like

Probe comes with a 10 foot high suppression cable and a BNC connector

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Product Features

  • Powered by a standard 9-volt battery (not included)
  • PINPOINT pH Meter is the only full-time pH meter with .01 resolution
  • Kit includes: pH Meter, Probe, Probe Storage Bottle, Storage Fluid and Calibration Fluids
2
9.7
SCORE
Apera Instruments AI421 PH400S Portable Ph Meter Kit, 0.01 Ph Accuracy, -2.00 to 19.99 pH Range, GLP Data Management (500 Groups of Data Storage), USB Data Output, 1.3

Apera Instruments, LLC Apera Instruments AI421 PH400S Portable Ph Meter Kit

by Apera Instruments
What We like

IP57 water-resistant, ideal for use in harsh environments

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Product Features

  • Comes with All-in-one ATC pH electrode, measuring pH and temperature simultaneously ( 0. 01 pH, -2 to 19. 99 pH)
  • GLP data management (500 Groups of data storage), PC software support, USB data export
  • Advanced 1 to 5 points Auto. calibration with calibration guide and reminder
  • The large backlit LCD displays pH and temperature simultaneously along with icons of Stable readings and Finished calibrations
3
9.4
SCORE
Milwaukee Instruments MW101 Standard Portable pH Meter, 0 DegreeC to 50 Degree C Temperature Range, 0.01 pH Resolution, 143

Milwaukee Instruments MW101 Standard Portable pH Meter

by Milwaukee Instruments
What We like

143mm length

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Product Features

  • 0C to 50C temperature range
  • 0.01pH resolution
  • 32mm height
  • 80mm width
4
9.2
SCORE
Apera Instruments Value Series PH850 Portable Handheld pH Meter Kit (AI5510)

Apera Instruments, LLC Apera Instruments Value Series PH850 Portable Handheld pH Meter Kit (AI5510)

by Apera Instruments
What We like

IP57 rugged structure design for in-field use and the foldable stand supports use as a benchtop meter.

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Product Features

  • Automatic multi-point calibration with slope data display, an indicator of your pH electrodes condition
  • Take reliable pH/mV measurements in a quick and easy manner
  • Self-diagnosis ensures the meter will be properly calibrated and guides you on how to fix common problems
  • Built-in temperature sensor enables automatic temperature compensation
5
8.8
SCORE
AMTAST Portable pH Meters for Meat Fruit Drinks Food pH Testing with Stainless Steel Penetration Blade pH Probe, Range 0~14Ph, Temp 0~100°C

AMTAST Portable pH Meters for Meat Fruit Drinks Food pH Testing with Stainless Steel Penetration Blade pH Probe

by AMTAST
What We like

Simple to calibrate by one keyboard for 3 points buffer.

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Product Features

  • Simultaneous display pH and Temperature.
  • Specialized pre-amplified pH probe with stainless steel penetration blade.
  • Auto shut off after 10 minutes of non use.
  • Microprocessor based with splash proof housing.
6
8.6
SCORE
Apera Instruments SX811-SS Portable pH Meter for Food and Dairy Products, Equipped with Swiss LanSen Food-Grade Stainless Steel Spear Probe, Anti-Contamination

Apera Instruments, LLC Apera Instruments SX811-SS Portable pH Meter for Food and Dairy Products

by Apera Instruments
What We like

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

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Product Features

  • INTELLIGENT FUNCTIONS: Self-Diagnosis of out-of-range value and electrode invalidation, calibration reminders, calibration date checking, easy parameter setting
  • Equipped with SWISS LabSen Spear Electrode, designed for professional food/semi-solids pH measurement, hard to be contaminated and maintenance-free
  • Material Type: Plastic
  • 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
  • ACCURATE MEASUREMENT: Accuracy: 0. 01 pH, Range: -2. 00-19. 99 pH, ATC, Auto Calibration, Advanced digital processing technology brings about QUICK response & STABLE reading, supports stable reading/auto-hold display mode
7
8.6
SCORE
Apera Instruments LabSen 333 POM-Body pH Electrode for Wastewater Treatment, with Built-in Temperature Sensor, Replacement Probe for SX811-WW Portable pH Meter

Apera Instruments, LLC Apera Instruments LabSen 333 POM-Body pH Electrode for Wastewater Treatment

by Apera Instruments
What We like

Polymer electrolyte, ideal for testing wastewater and suspension. Not more clogged junction

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Product Features

  • Backed by Swiss pH sensor technologies and materials
  • POM housing, highly resistant to corrosions
  • Unique Lab Sen blue glass membrane from Switzerland, faster response rate, better repeatability, and impact-resistant
  • Long-life reference system, improving the stability of reference electrode and prolong the service life of the electrode
8
8.2
SCORE
Apera Instruments AI413 PC400 Portable Multi-Parameter Meter Kit (pH/EC/TDS/Temp.), 6 Bottles of Calibration Solutions Included, 1.3

Apera Instruments, LLC Apera Instruments AI413 PC400 Portable Multi-Parameter Meter Kit (pH/EC/TDS/Temp.)

by Apera Instruments
What We like

Comes with a complete test kit with 6 bottles of calibration solutions in a rugged carrying case.

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Product Features

  • Comes with an all-in-one ATC pH electrode, measuring pH in a quick and reliable manner
  • IP57 waterproof and dustproof, ideal for use in harsh environments
  • Quick and easy multi-points Auto calibration with calibration guide and self-diagnosis
  • The high quality platinum black conductivity electrode generates accurate EC readings in a wide measuring range (0 to 200 mS/cm)
9
8.2
SCORE
Apera Instruments Premium Series PH8500 Portable Handheld pH Meter Kit (AI5520)

Apera Instruments, LLC Apera Instruments Premium Series PH8500 Portable Handheld pH Meter Kit (AI5520)

by Apera Instruments
What We like

IP57 rugged structure design for in-field use and the foldable stand supports use as a benchtop meter

more infoarrow_drop_down

Product Features

  • Auto/manual data logging with GLP data management (500 sets of data storage) and USB data output
  • Take lab-grade pH/mV measurements in a quick and easy manner
  • Automatic multi-point calibration with slope data display, due calibration reminder, and last calibration date check
  • Self-diagnosis ensures the meter will be properly calibrated and guides you on how to fix common problems
10
8.2
SCORE
Milwaukee MW100 LED Economy Portable pH Meter with Manual Calibration, 0.0 to 14.0 pH, +/-0.2 pH Accuracy, 0.1 pH Resolution

Milwaukee MW100 LED Economy Portable pH Meter with Manual Calibration

by Milwaukee Instruments
What We like

Smaller, ergonomic and lighter case design

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Product Features

  • Low cost portable pH meter with no frills
  • Easier and faster to calibrate; longer battery life
  • Faster processor with the new chipset and motherboard; 100 percent larger and easier to read LED display
  • Double junction electrode with 1 meter cable; manual calibration

Best pH Meters - A Quick Guide

pH meters are the first-choice instruments of researchers and technicians, due to their ability to find precise measurements quickly and accurately. They work by attaching a pH probe for accurate readings. The accuracy of pH meter is an important thing to keep in mind while buying one.

Submerging the probe into the water allows it to measure the pH of water. The pH measures the acidity or alkalinity level of water.

There are many kinds of pH meters. Some of them measure pH directly, while other use electrolyte solutions to get the measurements.

Here, we have listed down some of the top-rated pH meters. These are portable, reliable and easy to use pH meters.

What are portable pH meters and how do they work

pH meters are used to measure pH, or the electrical potential of hydrogen in a solution. This is a physical property of solutions, and having a pH meter handy allows you to keep a constant watch over the acidity or alkalinity of liquids and solutions.

pH meters are easy to use. Simply insert the probe into the liquid, and turn the dial. More positive numbers indicate an acid solution - the more negative the number, the more alkaline the solution.

If your measured value is too high (for instance, if the pH is greater than 8), the solution is said to be basic (and more acidic). Too, a measured value that's too low (say, less than 7) indicates a acidic solution - the more basic the value, the more alkaline the solution.

Different types of portable pH meters on the market right now, including digital and analog

What are the different types of portable pH meters?
* Digital Portable pH Meters -
A digital portable pH meter is easy to use and displays readings in a quick and accurate manner.
* Analog Portable pH Meters -
Analog portable pH meters are easy to use and produce consistent results, but they are slightly less accurate than digital pH meters.
* Handheld Portable pH Meters -
Handheld portable pH meters are compact and lightweight, making them easy to hold and carry.
* Real-time Portable pH Meters -
Real-time portable pH meters work using a microchip that calculates pH readings and displays them in real time.

How to choose the right portable pH meter for your specific needs

A pH meter is a device that measures the acidity or alkalinity of a solution. It is used to measure acidity and alkalinity in soil, water, and plants, and is also used in the brewing and wine industry.

A pH meter can be used to measure the acidity or alkalinity of a solution.

For example, in the following equation:

Tips and considerations for buying a portable pH meter

When shopping for a portable pH meter, there are a few considerations that you will want to take into account.

The size and appearance of the meter is very important because some meters are meant to be held by the user and are handheld while others are meant to be used on animals or in confined areas where it is too awkward to try and hold the meter.

The display is the most important aspect of any pH meter. You want to buy a meter that has a high resolution display, preferably with numbers large enough that you can see without leaving the meter.

The battery life of a pH meter is another important feature you should consider. Some meters are designed to last several hours while others last only a few seconds. If you will be using the meter frequently, it is better to invest in a meter that has a long battery life than one that is inferior in quality.

FAQs about portable pH meters answered by experts in the field

What type of pH meters are available?

The measurement range (pH 1-14)

What is the measurement with a pH meter?

The measurement is presumptive

How do these affect the measurement?

Measurement of the test sample is neither accurate nor reliable

What are the advantages of portable pH meters?

Convenient to use, low cost.

What are the disadvantages of portable pH meters?

Accuracy

Stability

What is a calibration curve?

It is a series of test point measurements

What type of calibration curves are available?

Standard calibration

User calibration

How accurate are pH meters?

Accuracy depends on measuring instrument:

Single-answer (pH glass)

Multiple-answer (calibration curve)

What type of portable pH meter is available?

Portable pH meters are hand-held instruments

How do portable pH meters work?

The electrodes in the tester are paired with the charger to change the color of light

What is the LCD display?

The LCD display shows the pH measurement

How does a portable pH meter work?

Each of the electrodes has a specific response to different pH values

Can pH meters be calibrated?

Yes. There is a calibration curve

What is the purpose of calibration?

Calibration provides reliable results

Can pH meters be calibrated?

Yes. The calibration curve is a series of test

Conclusion

We hope this article has been helpful to you, and if you have any questions, please let us know in the comments.

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