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 (97)
Portable pH Meters (87)

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1 – 30 of 114 results
1

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.

2

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
3

Hanna Instruments™ Checker™ pH Tester and Replacement Part

For use with virtually any electrode that shares same connector.

EDGE
4

Jenway™ 570 portable pH, mV meter supplied in carry case with epoxy combination pH electrode, ATC probe and batteries

570 portable pH, mV meter supplied in carry case with epoxy combination pH electrode, ATC probe and batteries. Is a general purpose pH, mV and temperature meter with an integrated rubber seal to ensure that it’s completely waterproof. This model displays either temperature compensated pH readings or electrode potential and temperature.

5

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.

6

Consort 3050 Bio-Electric Analyzer

Capable of measuring according to Vincent’s method. Consort 3050 Bio-Electric Analyzer is a three-channel instrument that can measure and display all parameters at once using electrodes connected by gold-plated BNC connections, plus two temperature inputs via banana connectors.

EDGE
7

WTW™ WTW™ ProfiLine™ pH Portable Meters

Obtain optimum results with this easy and robust portable pH/mV meter with an automatic autoread function for routine pH measurements that is safe, secure, reliable, and prevents errors.

EDGE
Height (Metric) 180 mm
Accuracy (mV) ±0.3, ±1
Warranty 3 Years
Resolution (pH) ±0.005
Range (pH) -2 to 19.999
For Use With (Application) Ideal for all seeking an easy, robust and waterproof instrument for portable pH measuring
Width (Metric) 80 mm
Battery Type AA, NiMH
Accuracy (pH) ±0.1, ±0.01, ±0.005
Power Supply 4 x 1.5V AA or 4 x 1.2V NiMH rechargeable
Calibration Points 1, 2 or 3 Calibration WTW Technical Buffer, DIN/NIST buffers
Type Portable pH meter
Battery Life 2500 hr.
Dimensions (L x W x H) 80 W x 180 H mm
Display Type LCD, 7 Segment
IP Rating IP-67
Depth (Metric) 55 mm
Resolution (mV) ±0.3, ±1mV
Certifications/Compliance CE
Temperature (Metric) Operating -5°C to +105°C
Range (mV) -1200 to 1200, -2000 to 2000
Accuracy (Temperature) ±0.1°C
Dimensions (L x W) 80 W mm
Resolution All values ±1 digit
Weight (Metric) 0.6 kg
8

Brannan™ Soil Analysis pH Meter

9

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. 

EDGE
10

Thermo Scientific™ Eutech™ CyberScan pH 620 pH Meter

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

11

Thermo Scientific™ Eutech™ pH 5+ meter

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

Calibration Points 2 to 5
Includes Auto Power-Off after 17 minutes; Hold & Self-diagnostic messages
Temperature Compensation Automatic/Manual (0°C to 100°C)
Display Type LCD
Resolution (pH) 0.01
Resolution (Temperature) 0.1°C
Range (pH) 0 to 14
Temperature Range (Metric) 0°C to 100°C
Battery Type 4 AAA x 1.4V batteries
Accuracy (Temperature) ±0.5°C
Accuracy (pH) ±0.01
12

Thermo Scientific™ Eutech™ pHTestr 10 pH Meter

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

Calibration Points 3
Includes Large Dual Custom Display, Self-diagnostic; Hold function; Auto-Power Off after 8.5 minutes
Accuracy ±0.1 pH
Battery Life >500 hr.
Temperature Compensation Yes (ATC)
Display Type LCD, Dual Display with Battery Indicator, Error Messages/Codes
Range (pH) -1 to 15
Battery Type 4 x 1.5V alkaline button cell batteries
Accuracy (pH) ±0.01
Resolution 0.1 pH
13

Thermo Scientific™ Orion™ Versa Star Pro™ Benchtop pH Meter

Get premium performance and ultimate flexibility with our benchtop pH meter for pH, mV, ORP and temperature measurements on customizable color display.

Power Rating DC input: 9VDC, 1A
Memory Non-volatile memory preserves data log, calibration log and meter settings
Resolution (pH) 0.001, 0.01, 0.1
Languages English, Spanish, French, Italian, German, Chinese, Portuguese and Korean
Measurement Modes pH, mV, relative mV or ORP with temperature
Range (pH) -2 to 20
Channels 4 - customizable with modules
Accuracy (pH) ±0.002
Power Supply Universal AC adapter (included)
Data Management Details Transfer single, range or all data points to printer or computer
Display Type LCD, Color Graphic with User-Customizable Options
Resolution (mV) 0.1mV
Data Points 2000 with Date and Time Stamp
Certifications/Compliance CE, TUV 3-1, FCC Class A
Temperature Probe Calibration 1 point temperature offset calibration
Inputs BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe), two stirrer inputs (stirrer probe)
Accuracy (Temperature) ±0.1°C
Weight (Metric) 1.2 kg, modules add 0.2 kg each
Accuracy (mV) ±0.2 or ±0.05%, whichever is greater
Stability Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
Temperature (English) Operating 41°F to 113°F (ambient)
Isopotential Point 7.000pH (adjustable)
AC Adapter Universal 50-60 Hz, 100-240 VAC power adapter (Cat. No. STARA-PWR)
Log Function Type Automatic with Auto-Read, Timed and Single Shot Measure Modes; Manual
Calibration pH with calibration editing option, relative mV, ORP and temperature
Relative Humidity Range 5 to 85%, non-condensing
Calibration Points 1 to 6
Alarm Output Set point alarm, high/low limit alarm, calibration due alarm
IP Rating IP-54
Temperature Selection Manual or automatic with ATC temperature probe
Keypad Numeric with menu-specific function keys and dual purpose scroll/shortcut keys
Outputs USB, RS-232
Range (Relative mV) ±2000.0mV
Backlight Option Yes
Temperature Range (English) 22.0°F to 221.0°F
Weight (English) 2.5 lb., modules add 0.5 lb. each
Temperature (Metric) Operating 5°C to 45°C (ambient)
Temperature Range (Metric) -5°C to +105°C
Methods 10 per channel
14

Thermo Scientific™ Eutech™ pH 6+ pH Meter

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

Calibration Points Up to 5
Includes Auto Power-Off after 17 minutes; Hold & Self-diagnostic messages
Accuracy (mV) ±1
Temperature Compensation Automatic/Manual (0°C to 100°C)
Display Type LCD
Resolution (mV) 1 mV
Resolution (Temperature) 0.1°C
Range (pH) 0 to 14
Temperature Range (Metric) 0°C to 100°C
Range (mV) -1000 to 1000
Battery Type 4 AAA x 1.4V batteries
Accuracy (Temperature) ±0.05°C
Accuracy (pH) ±0.01
15

Thermo Scientific Chemicals Waterproof pH Meter

 

16

Thermo Scientific Chemicals Checker pH Meter with screw-type, epoxy-body electrode

 

17

Fisherbrand™ accumet™ AP110 Portable pH Meter

Accurate measurements any time, anywhere