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Industrial & Scientific

pH Meters


Apera Instruments MP511 Benchtop pH Meter, Accuracy: ±0.01 pH, Range: -2.00-19.99 pH, with GLP data management & Software Support

Apera Instruments MP511 Benchtop pH Meter, Accuracy: ±0.01 pH, Range: -2.00-19.99 pH, with GLP data management & Software Support Lowest new price: $301.42
List price: $301.42
Brand: Apera Instruments, LLC
Model: AI511

The Apera Instruments MP511 Benchtop pH Meter is simply the most cost-effective laboratory benchtop pH meter of the 4th generation, providing Accurate Measurement, Quick Response, and Consistent Result thanks to the advanced digital filtering technology and high quality 3-in-1 combination pH electrode. It has three measuring modes for your specific measuring needs: stable measurement display mode, timing measuring mode, and continuous measuring mode.

Intelligent functions: Auto Calibration with auto buffer recognition, Auto Temperature Compensation, Time/Date display, easy parameter setup, self-diagnostic information. GLP standard data management, 500 data sets of storage, manual/auto timing storage, RS232 data output.

Reliable Structure Design: Large LCD with blue backlit, all connectors are protected by silicon caps. IP54 waterproof and dustproof.

What’s in the box: MP511 benchtop pH Meter, 201T-M 3-in-1 combination pH Electrode, 602 Flexible Electrode, pH calibration solutions, power adaptor, RS232 cable, software disk, manual.

The meter is CE certified and comes with a 2-year warranty (6 months for the electrode). The company designs and manufactures scientific analytical instruments like meters and sensors for pH, conductivity, turbidity, and dissolved oxygen for over 25 years, and meets ISO 9001:2008 Standards.

Parameter

Model

MP511

pH

Electrode

201T-F 3-in-1 Combination pH Electrode

Measuring Range

(-2 to 19.99) pH

Resolution

0.1/0.01 pH

Accuracy

±0.01 pH ±1 digit

Input Current

≤1x10-12A

Input Impedance

≥1x1012 Ω

Stability

±0.01 pH/3h ±1 digit

Temp. Compensation Range

0 to 100˚C (auto or manual)

mV

Measuring Range

±1999 mV

Resolution

1 mV

Accuracy

±0.1% F.S ±1 digit

Temp.

Measuring Range

-10 to 110˚C

Resolution

0.1˚C

Accuracy

±0.5˚C ±1 digit

Others

Data Storage

600 Groups

Storage Content

Serial number, Date, Time,
Measuring value, Temperature value, ATC or MTC state

Data Output

RS232

Power Supply

DC9V/300mA

IP Rating

IP54 Splash-proof and dust-proof

Dimensions and Weight

(8*9.5*4) inches / 2.1 pounds;

with case: 13*15*3.5 / 4.5 pounds

Features:

  • Comes with 3-in-1 Combination pH electrode, flexible electrode holder, and RS232 software
  • ACCURATE MEASUREMENT: Accuracy: ±0.01 pH, Range: -2.00-19.99 pH, ATC, Auto Calibration with buffer recognition. Adopts advanced digital filtering technology, improving response time and accuracy
  • 3 measurement modes: stable measurement display mode, timing measuring mode, and continuous measuring mode
  • Data Processing: GLP standard data management, 500 data sets of storage, manual/auto timing storage, RS232 data output
  • RELIABLE Structure Design: Large LCD with blue backlit, Meets IP54 waterproof and dustproof

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HMD PH-200 Digital Professional Waterproof 0-14 PH & Temperature Meter

HMD PH-200 Digital Professional Waterproof 0-14 PH & Temperature Meter Lowest new price: $71.96
List price: $81.20
Brand: HM Digital
Model: PH-200

Product Description: HM Digital's PH-200 is a digital waterproof pH meter (aka pH tester or pH pen) that is ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment, wine, coffee, agriculture and more. It is fast-acting, features amazing results and perfect for the hobbyist to the laboratory professional.

Features:

  • Measures pH and Temperature, Range: 0-14 pH, 0-80 °C, 32-176 °F
  • Autoranging three point calibration with digital fine tuning
  • Waterproof housing (IP-67 rating)
  • Includes storage solution in a sponge embedded in a clear cap
  • Auto-off function, data-hold function and low-battery indicator

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PH Meter by WeePro Digital Pen Tester for Water Pocket Size with 3 Calibration Solution for SPA Aquarium Hydroponics Pool Hydrotherapy, Auto Calibration with ATC, 0.1 Resolution Batteries Included

PH Meter by WeePro Digital Pen Tester for Water Pocket Size with 3 Calibration Solution for SPA Aquarium Hydroponics Pool Hydrotherapy, Auto Calibration with ATC, 0.1 Resolution Batteries Included Lowest new price: $12.99
List price: $30.00
Brand: WeePro
Model: PHpro814

Quick Display /Accurate Reading/Backlit Display

The WeePro pH meter is the first choice pocket pH tester with the quickest and best value for all kinds of regular pH testing.

Quickest Testing Process:
With sensitive durable glass bulb probe,this WeePro pH meter needs only about 3 second to get the test reading while most of ordinary pH testers need 1-2 minutes.

Two points automatic calibration:
You can calibrate the pH tester easily with two points automatic calibration function using the included buffer powder. This feature ensure the testing more convenient and measurement more precise.

ATC for Better Accuracy:
This WeePro pH meter comes with built-in Automatical Temperature Compensation(ATC). You don't have to worry about the effect of temperature change on pH level. pH value is automatically adjusted in temperature between 0 Celsius~60 Celsius. This feature can leads to better accuracy when testing the liquid.

Applications
Pools, Aquariums, Laboraties, Aquaculture,Car Washes,Drinking Water, Hydroponics,Aquarium, Homebrewing, Hydrotherapy,Winemaking,Pools, Spas,Ro system, Waste water treatment and many more applications that require pH measurement.

Specification:
Measurement Range: 0.00-14.00pH
Resolution: 0.01pH
Accuracy: +/-0.01pH
Battery(included):2*1.5V, LR44 Button Cell.
Portable Pocket Size: 155*31*18mm
Weight: 50g(1.7oz)
PACKAGE CONTENTS: 1 × pH Meter , 1 × Plastic carrying case, 3 × pH buffer powder (for calibration) ,1 × User manual.
Note:
Clean the electrode with distilled water every time before and after use
Be careful with the glass probe since it may be a little fragile when you use
Remember to gently wipe it with a clean, soft cloth when the testing is done before capping it again
If open the battery case or replace battery, then need to recalibrate the meter

Features:

  • Wide Application: Wildly used for drink water, coffee / tea, brewing, aquarium, SPA, Hydrotherapy, hydroponics, this upgraded WeePro PH meter with more sensitive bulb probe can test PH with in 3 seconds, making your life easier and healthier
  • Automatic Calibration and ATC Ensure Better Accuracy: Featured with two points automatic calibration and Auto Temperature Compensation, WeePro PH tester ensures more accurate and precise pH readings
  • Protective Case: The protecting jacket cover outside of the glass bulb make it more durable and enlarge the lifespan of the meter. Backlit LCD Display ensures easy and clear readings in dark area. Clip on the back helps you stuck this portable mini meter in your pocket tightly
  • Upgrade Glass Bulb Probe for Quicker Testing Process: With the upgrade sensitive durable glass bulb probe, this WeePro pH meter needs only about 3 second to get the test reading, faster than the general version PH meter
  • Warm Reminder: 1. Please read the User Manuel and follow the instruction strictly when calibrate the pH meter. 2. Please note that there will occur some salt on pH probe during testing process. The salt is necessary for testing but not insalubrious

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Digital PH Meter, Sinvitron PH Tester - 0.05 Accuracy, ATC Function, Auto Calibration,Large LCD Display, Best Water Quality Test Kit for Drinking water, Aquarium, Swimming Pool, Hot Tub, Hydroponics

Digital PH Meter, Sinvitron PH Tester - 0.05 Accuracy, ATC Function, Auto Calibration,Large LCD Display, Best Water Quality Test Kit for Drinking water, Aquarium, Swimming Pool, Hot Tub, Hydroponics Lowest new price: $13.99
List price: $39.99
Brand: Sinvitron
Model: COMINHKPR105268



Get accurate pH measurement easily

The Sinvitron Ph meter is a perfect device for you to test the acidity or alkalinity of liquids. With resolution of 0.01pH, a 0.05pH range of error and ATC function (automatic temperature compesation:ATC Accounts for changes in temperate automatically).you may get higher accuracy than other pH meters.

Applied range: the production and drinking of purified water, Electroplating liquid, Boiler water, Water in fish tank, Water of swimming pools, Photograph flushing fluid, Well water, Deep phreatic water, Laboratory, Aquaculture, Food processing, etc

How to use?

Just turn it on, simply immerse the pH meter electrode in the solution to be tested,reading are quickly display on a large led display

Specification:

Display: LCD Digital
Measuring Range: 0.00~14.00
Resolution: 0.01pH
Accuracy: ±0.05pH
Batteries: 2x 1.5V LR44 button cells£¨Included£©
Operating Temperature: 0~80℃
Automatic temperature compensation
Probe Type: Precision glass bulb electrode
Calibration Method: 2 points automatic calibration
Dimensions: 6.02" x 1.22" x 0.63"
Weight: 0.12lb

Package list:

1x PH Meter
2 x 1.5V LR44 button cells(build-in)
1x Carrying case
2x Calibration packets
1x User's manual

Note:

Need High Accuracy: recalibrate it
It was used frequently: recalibrate it
If the tester was used or lay aside long time: recalibrate it
Open the battery case or replace battery, recalibrate it
Please make sure immersing level is below 1.5 in when testing.
Clean the electrode with distilled water every time before and after use
The glass bulb of the electrode is fragile. Treat it carefully. Don't touch it by hard tools and fingers, suck the water on it gently when cleaning

Features:

  • Wide application: Ideal instrument for any aquarium, the fishing industry, swimming pools, spa, school laboratories, food & beverage, drinking water etc.
  • Easy to use: Simply immerse the pH meter electrode in the solution to be tested,reading are quickly display on a large lcd display
  • Fast and Accurate results:No need to work with those annoying color charts and test strips.Resolution: 0.01pH,Accuracy: ±0.05pH
  • Auto calibrated:Features in-built calibration with buffer powders(included).Just press a button to finish the calibration (Note: This ph meter is factory calibrated.Users can use it directly.)
  • Compact Portable design: Pocket fitting PH meter that's also lightweight and compact. Total concealed fit in your bag or pocket for easy, casual carrying.

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Horiba 3999960122 Model pH-11 Compact pH Meter, 1.5" Height, 4" Width, 7.25" Length

Horiba 3999960122 Model pH-11 Compact pH Meter, 1.5" Height, 4" Width, 7.25" Length Lowest new price: $129.54
List price: $129.54
Brand: HORIBA
Model: 3999960122

Small, compact pH meter with flat sensor technology for the pH measurement of powders, solids and liquid samples. Measurements completed in seconds.

Features:

  • Ph meter with calibration feature of up to 2 points using ph 4 & 7 buffer solutions
  • Compact meter for ph measurement of small samples (0.05 ml), solid samples, powder samples and liquid samples
  • Includes meter, Cr2032 batteries, case and calibration solutions

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Etekcity High Accuracy Pocket Size Handheld pH Meter Pen Tester, Yellow

Etekcity High Accuracy Pocket Size Handheld pH Meter Pen Tester, Yellow Lowest new price: $39.99
Lowest used price: $35.94
List price: $39.99
Brand: Etekcity
Model: 025706343398

Get accurate pH measurement easily
The Etekcity® pH meter 2011 is a perfect device for you to test the acidity or alkalinity of liquids. It is very easy to use - just immerse the electrode and you can get the readings. With resolution of 0.01pH and 0.05Ph accuracy, you may get higher accuracy than other pH meters. When ultra accuracy is needed, use the pH 4.0 & 6.86 buffers for calibration.

Ideal for many household or laboratory applications
With a standard measuring range of 0-14 pH, the pH meter 2011 is great for a wide range of tasks. An affordable way to test your swimming pool, aquarium, tap water, or appliance water source, you can finally know whether the water you are drinking or using is acceptable for the application. It is also an excellent choice for basic measurements in a laboratory setting.

Specifications
Measuring range: 0-14 pH
Resolution: 0.01 pH
Accuracy: 0.05 pH
Batteries: 4x 1.5V LR44 button cell (AG13)
Automatic temperature compensation: 0-50°C (32-122°F)
Dimensions: 5.94x1.30x0.79in /151x33x20mm
Weight: 1.87oz /53g

Package includes
1 x Etekcity® pH Meter 2011
4 x 1.5V LR44 button cells
1 x Adjustment screwdriver
2 x Calibration packets
1 x Carrying case
1 x User's manual

Features:

  • HOME AND LABORATORY:Test everything from aquariums to home brews with this pocket-sized pH meter
  • FULL MEASUREMENT RANGE: Full pH 0-14 measurements and 0.05 pH range of error
  • AUTOMATIC TEMPERATURE COMPENSATION: ATC accounts for changes in temperature automatically
  • PORTABLE AND CONVENIENT: Handheld, pen-like design includes a carrying case and long battery life
  • EASY TO CALIBRATE: Includes pH 4 and 6.86 buffer packets. CE/FCC/RoHS Approved

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Milwaukee MW101 PH Meter

Milwaukee MW101 PH Meter Lowest new price: $89.00
Lowest used price: $67.55
List price: $92.11
Brand: Milwaukee
Model: MW101

MW101 performs pH measurements with a 0.01 pH resolution and with manual temperature compensation. It is a compact pH, ORP and temperature portable meter with faster micro processor. These handy and ergonomically designed portable meters are ideal for anyone working on a low budget and still requires fast and reliable measurements. These portable meters are suitable for a wide range of applications, such as educational, agriculture and horticulture, as well as water and environmental analysis. These easier and faster to calibrate portable meters have a smaller, ergonomic and lighter case design. Other features include 100% larger and easier to read LED display and long battery life. All meters are supplied with pH or ORP electrodes and calibration solutions. MW100 is supplied complete with a MA911B/1 pH electrode, pH 7.01 20 ml sachet of calibration solution, calibration screwdriver, 9V battery and instructions.

Features:

  • Ideal for anyone working on a low budget but still requiring fast and reliable measurements
  • Includes ph 7.01 20ml sachet of calibration solution
  • Includes calibration screwdriver
  • 9V battery included

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Oakton Waterproof pH1 EcoTster Solution

Oakton Waterproof pH1 EcoTster Solution Lowest new price: $59.95
Lowest used price: $24.99
List price: $71.95
Brand: Oakton
Model: OK35423-00

OAKTON's new EcoTestr is economical and easy to use. With its crystal clear, ergonomically designed display, you can easily view measurements at a glance. Each rugged tester has waterproof and dustproof housing for use in dirty and damp field conditions. Simply dip and read-the orientation of the display means there's no need to turn your head or tilt the tester. Single-junction electrode is well-suited for general purpose applications. Recessed bulb with bulb guard protects against breakage. One point calibration with auto-buffer recognition for quick calibrations. Hold function locks in measured value. Auto-off function preserves batteries.

Features:

  • Ideal for Student; Hydroponics; and Hobbyist use
  • Economical; pocket sized meter is perfect for less demanding applications
  • Waterproof; dustproof housings float
  • Easy to use; push-button calibration with auto buffer recognition

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Atlas Scientific EZO pH Circuit - Work with off the Shelf pH Probe, Sensor & Electrode - Designed for Arduino - Calibrate and Read pH with Probe - Full Range pH Reading from .001 – 14.000

Atlas Scientific EZO pH Circuit - Work with off the Shelf pH Probe, Sensor & Electrode - Designed for Arduino - Calibrate and Read pH with Probe - Full Range pH Reading from .001 – 14.000 Lowest new price: $38.00
List price: $24.95
Brand: Atlas Scientific

Atlas Scientific EZO pH Circuit - Work with Atlas Scientific pH Probe, off the Shelf pH Probes, Sensors & Electrodes - Designed for Arduino - Calibrate and Read pH with Probe

Atlas Scientific is the industry leader in embedded chemical sensing. This highly specialized company focuses all of its resources on manufacturing the best chemical sensors and test chemicals on the market today.

Features

  • The EZO pH Circuit, is a small footprint computer system that is specifically designed to be used in robotics applications where the embedded systems engineer requires accurate and precise measurements of pH.
  • A highly compact pH monitoring system that fits into any breadboard, this design configuration allows the user to accurately monitor pH without any additional circuitry or components.
  • The pH-Stamp/Circuit provides scientific grade readings to any embedded system that has an RS232 connection interface (voltage swing 0-VCC, not +/- 12 volts).
  • Data format is ASCII and communication with the pH-Stamp is done using only 11 simple commands.
  • pH Circuit works with all off-the-shelf pH probes (though it requires only annual calibration with Atlas Scientific probe) and is compatible with any microprocessor that supports UART or I2C protocol.
This EZO class embedded pH Circuit offers the highest level of stability and accuracy. With proper configuration the EZO class pH Circuit, can meet, or exceed the accuracy and precision found in most bench top laboratory grade pH meters. Accurate pH readings down to the thousandths place (+/- 0.02) and Calibration required only once per year with Atlas Scientific pH probe

Dimensions: 13.97mm x 20.16mm (0.55" x 0.79"). Weight: 1.76 grams. Operating voltage: 3.3V to 5V.

Features:

  • This EZO Class embedded pH Circuit offers the highest level of stability and accuracy. With proper configuration the EZO class pH circuit, can meet, or exceed the accuracy and precision found in most bench top laboratory grade pH meters.
  • The EZO pH Circuit, can work with any off-the-shelf pH probe, sensor & electrode. This device reads pH from a pH probe, sensor & electrode. This device does not include a pH probe, sensor & electrode.
  • Atlas Scientific pH Circuit, is capable of reading pH, down to the thousandths place. Readings full range of pH (from .001 to 14.000) accurate to the thousandth degree.
  • pH Circuit Readings are temperature dependent or temperature independent and can be in single or continuous reading modes. A feature of this EZO pH Circuit is flexible calibration protocol that supports single, double, or 3-point calibration.
  • Dimensions: 13.97mm x 20.16mm (0.55" x 0.79"). Weight: 1.76 grams. Operating voltage: 3.3V to 5V. pH Circuit is compatible with any microprocessor that supports UART or I2C protocol.

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HM DIGITAL PH Meter PH-80 Handheld Water Resistant Water Quality Tester Pen With ATC For Hydroponics Gardening Aquariums Reefs Pools Spas Water Treatment Drinking Water

HM DIGITAL PH Meter PH-80 Handheld Water Resistant Water Quality Tester Pen With ATC For Hydroponics Gardening Aquariums Reefs Pools Spas Water Treatment Drinking Water Lowest new price: $42.99
List price: $42.99
Brand: HM Digital
Model: HMPH-80

Applications For Hydroponics and Gardening, Pools and Spas, Aquariums and Reef Tanks, Water Ionizers, Drinking Water And More.FEATURES
Measures PH and Temperature
One-Touch Automatic Digital Calibration
Water Resistant
Simultaneous Perature Display
Sleek Lightweight Design
Large LCD Display
Automatic Temperature Compensation(ATC)
Auto-Off Function,Data-Hold Function and Low-Battery Indicator
Factory Calibration To PH 7.0. The Meter Can Be Recalibrated With Digital Calibration To PH 4.0, 7.0 or 10.0 Using The Meter's One-Touch Process.
Includes a Cap, Storage Solution and PH 7.0 Buffer
Specifications:
pH Range: 0 - 14
Temperature Range: 1-80 °C; 33-176 °F
Resolution: 0.1 pH; Temperature resolution is 0.1 °C / °F
Accuracy: +/- 0.2 pH; Temperature accuracy is +/-2%
Calibration: Digital Automatic Calibration
Electrode:Glass Sensor and Reference Tube Electrodes
Housing: Water Resistant
Power Source: 3 x 1.5V Button Cell Include Batteries (Model 357A)
Dimensions:15.3 x 3.2 x 1.8 cm (6.0 x 1.3 x 0.7 Inches)
Weight: 53.9 g (1.9 oz)

Features:

  • Measures PH and Temperature Water Resistant
  • One-Touch Automatic Digital Calibration
  • Automatic Temperature Compensation (ATC)
  • Auto-Off Function Data-Hold
  • For Testing Applications Such As Hydroponics & Gardening, Pools & Spas, Aquariums & Reef Tanks, Water Ionizers, Drinking Water And More

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