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pH Meters

pH Meters

Instruments used to measure the acidity and alkalinity of water, other liquids, and solutions; the difference in voltage between pH-sensitive glass electrodes and reference electrodes is converted into pH units based on the Nernst equation.
Benchtop pH Meters (96)
Portable pH Meters (83)

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1 – 15 of 108 results
1

Hanna Instruments™ Checker™ pH Tester and Replacement Part

For use with virtually any electrode that shares same connector.

EDGE
2

Jenway™ 550 portable pH meter supplied in carry case with epoxy combination pH electrode, ATC probe and batteries

550 portable pH meter supplied in carry case with epoxy combination pH electrode, ATC probe and batteries. A small, lightweight general purpose pH meter offering 2 point pH calibration and automatic buffer recognition. Simultaneously displays both the temperature compensated pH readings and temperature.

Promotions are available
3

Thermo Scientific™ Eutech™ pH 5+ pH meter

Eutech™ offers a wide range of pH meters and electrodes that measure pH values in various educational, laboratory and industrial applications. 

Promotions are available
4

Fisherbrand™ accumet™ Basic AB315 Benchtop Laboratory pH/mV Meter

Ideal for daily pH testing of your routine laboratory samples, the accumet™ Basic AB315 Benchtop Meter provides essential functions needed for common pH measurements without complicated functions, all at a budget-friendly price.

Promotions are available
EDGE
Memory Non-volatile
Resolution (pH) 0.01, 0.1
Measurement Modes pH with mV and Temperature,Relative mV with mV and Temperature
Range (pH) -2 to 18
Channels 1 Channel
Accuracy (pH) ±0.01
Temperature Compensation Automatic, Manual
Data Management Details Printed or CSV Format
Display Type 5 in. LCD
Voltage 100/240 V
Resolution (mV) 1 mV, 0.1 RmV
Data Points 500 Points
Inputs BNC, ATC
Accuracy (Temperature) ±0.3°C (±0.5°F)
Accuracy (mV) ±0.2 or ±0.05%, Whichever is Greater
Stability Indicator Icons
Warranty 3 Years
AC Adapter Universal Power Adapter
Log Function Type Automatic, Manual
Calibration pH, Relative mV, Temperature
Calibration Points 1 to 5 (pH), 1 (Relative mV), 1 (Temperature)
IP Rating IP54
Model AB315
Outputs Port for Computer or Printer
Frequency 50/60 Hz
Range (Relative mV) ±2000 mV
Backlight Option Yes
Temperature Range (English) 23°F to 221°F
Calibration Points (pH) USA: 2, 4.01, 7, 10.01, 12; NIST: 1.68, 4.01, 6.87, 9.18, 12.46; DIN: 1.09, 3.06, 4.65, 6.79, 9.23, 12.75; FSCI: 1, 3, 6, 8, 10, 13
Resolution (Temperature) 0.1°C (0.1°F)
Temperature Range (Metric) -5°C to +105°C
Range (mV) ±2000 mV
5

Fisherbrand™ accumet™ AE6 Portable pH/ORP Meter

The AE6 Portable pH Meters are ideal for quick, accurate conductivity or TDS checks in laboratories, field and schools.

Promotions are available
EDGE
Accuracy (mV) ±1
Resolution (pH) 0.01
Range (pH) 0 to 14
Calibration 1.68, 4.01, 7, 10.01, 12.45
For Use With (Application) Water Quality Testing
Battery Type AAA
Accuracy (pH) ±0.01
Calibration Points 1 to 5
Type Portable Meter
Temperature Compensation Automatic/Manual (0°C to 100°C)
Resolution (mV) 1 mV
Resolution (Temperature) 0.1°C
Temperature Range (Metric) 0°C to 100°C
Range (mV) -1000 to +1000 mV
Accuracy (Temperature) ±0.5°C
6

Thermo Scientific™ Eutech™ pH 150 Meter Kit

Eutech™ offers a wide range of pH meters and electrodes that measure pH values in various educational, laboratory and industrial applications. 

Promotions are available
7

Oakton™ pH 700 Benchtop Meter and Stand

Compact, with large dual-display LCD

Promotions are available
8

METTLER TOLEDO™ SevenExcellence™ S400 Benchtop pH Meter

The S400 meter measures pH, redox/ORP, and ISFET. It can be expanded with additional modules to measure conductivity, resistivity, DO, BOD, ISE, salinity, and TDS. It has an intuitive touchscreen, the ability to create measurement shortcuts, and can export data to a printer, Excel, or LIMS system.

Promotions are available
Accuracy (mV) ±0.1
Resolution (Conductivity) 0.001 to 1
Range (Conductivity) 0.001μS/cm to 2000mS/cm
Resolution (pH) 0.001, 0.01, 0.1
Range (pH) -2 to 20
Accuracy (pH) ±0.002
Display Type TFT
Resolution (mV) 0.1/1mV
Outputs USB, RS-232, Ethernet
Data Points 20,000
Calibration Points (pH) Max. 5 points, 8 pre-defined and 20 user-defined buffer group
Resolution (Temperature) 0.1°C
Temperature Range (Metric) -30°C to +130°C
Range (mV) -2000 to 2000
Accuracy (Temperature) ±0.1°C
Calibration Points (Conductivity) 13 pre-defined and 20 user-defined standard
9

Jenway™ 3520 pH/temp meter with glass combination pH electrode

3520 pH/temp meter with glass combination pH electrode, stand and holder, ATC probe, BNC shorting plug, EU power supply offers research grade specifications with a comprehensive range of features and functions, making it suitable for the broadest range of research, general laboratory, QC and GLP based applications.

Promotions are available
10

Brannan™ Soil Analysis pH Meter

Instantly tells you how acid or alkaline yo soil is and checks which plants suit.

11

Fisherbrand™ accumet™ AET15 pH Tester

Large display screen - dual display LCD for enhanced readability, provides comprehensive meter information

Promotions are available
EDGE
12

Fisherbrand™ accumet™ FE150 Benchtop pH Meter

Provides the essential functions needed for routine pH measurements without complicated features and processes at a budget-friendly price.

Promotions are available
EDGE
Accuracy (mV) ±0.2 ±199.9 ±2 Beyond ±200
Electrical Requirements AC/DC 9 V Adapter (110/220 VAC, 50/60 Hz)
Memory 100 Data Sets
Resolution (mV) 0.1 mV (±199.9 mV); 1 mV Beyond ±200 mV
Outputs Recorder (±2000 mV)
Temperature Probe Calibration Offset in 0.1°C Increments; Offset Range: ±5°C
Resolution (Temperature) 0.1°C
Range (pH) 0 to 14
Temperature Range (Metric) 0°C to 100°C
Range (mV) ±1999 mV
Inputs BNC, 2.5 mm Phono Plug, Reference Pin Tip, Ground
13

Mettler Toledo™ FiveEasy™ F20 pH/mV Meters

Compact, benchtop meter provides high quality pH/mV measurements with simple click of a button

Promotions are available
EDGE
Accuracy (mV) ±1
Memory Current calibration
Resolution (pH) 0.01
Range (pH) 0 to 14
Calibration Linear
Accuracy (pH) ±0.01
Temperature Compensation ATC and MTC
Dimensions (L x W x H) 22.7 x 14.7 x 7 cm (9 x 5.7 x 2.7 in.)
Display Type LCD
Voltage 120/240 V
Resolution (mV) 1mV
Frequency 50/60 Hz
Temperature Range (English) 32°F to 212°F
Weight (English) 1.4 lb.
Resolution (Temperature) 0.1°C
Temperature Range (Metric) 0°C to 100°C
Range (mV) 2000 to 2000
Inputs BNC, Cinch, NTC 30kiloOhm sensors
Accuracy (Temperature) 0.5°C
Weight (Metric) 0.63 kg
14

Fisherbrand™ Waterproof pH Pen

pH measurement is easier than ever with the Fisherbrand™ pH Pen. An economical range pocket-size tester designed for on-the-go pH measurements.

Promotions are available
EDGE
15

Thermo Scientific™ Eutech™ pH 2700 pH Meter

Eutech™ offers a wide range of pH meters and electrodes that measure pH values in various educational, laboratory and industrial applications. 

Promotions are available
Accuracy (mV) ±0.2
Log Function Type Automatic Data Logging
Data Points 500 with Date and Time Stamp
Resolution (pH) 0.001, 0.01, 0.1
Range (pH) -2 to 20
Temperature Range (Metric) 0°C to 100°C
Accuracy (pH) ±0.002