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 (92)
Portable pH Meters (80)

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Narrow Results

No results found within this category. Try removing some selected filters and try again.

category

brands

  • (1)
  • (1)
  • (3)
  • (32)
  • (29)
  • (6)
  • (1)
  • (1)
  • (24)
  • (1)
  • (4)
  • (7)
  • (9)
  • (2)
  • (25)
  • (20)
  • (1)
  • (5)

special offers

  • (1)
  • (45)
  • (25)

special programs

  • (15)

Range (pH)

  • (5)
  • (1)
  • (24)
  • (3)
  • (1)
  • (40)
  • (1)
Show all

Resolution (pH)

  • (1)
  • (4)
  • (6)
  • (48)
  • (62)
  • (15)
  • (7)

Accuracy (pH)

  • (28)
  • (4)
  • (1)
  • (1)
  • (1)
  • (4)
  • (3)
Show all

Temperature Range (Metric)

  • (1)
  • (2)
  • (11)
  • (1)
  • (6)
  • (12)
  • (1)
Show all

Accuracy (Temperature)

  • (1)
  • (3)
  • (28)
  • (9)
  • (1)
  • (4)
  • (4)
Show all

Display Type

  • (3)
  • (1)
  • (1)
  • (1)
  • (69)
  • (1)
  • (2)
Show all

Calibration Points

  • (2)
  • (5)
  • (1)
  • (2)
  • (1)
  • (1)
  • (2)
Show all

Range (mV)

  • (5)
  • (1)
  • (6)
  • (9)
  • (4)
  • (2)
  • (21)
Show all

Accuracy (mV)

  • (3)
  • (11)
  • (2)
  • (4)
  • (4)
  • (2)
  • (1)
Show all

Calibration

  • (2)
  • (12)
  • (2)
  • (2)
  • (3)
  • (5)
  • (4)
Show all
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

Hanna Instruments™ Checker™ pH Tester and Replacement Part

For use with virtually any electrode that shares same connector.

3

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.

EDGE
4

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.

EDGE
5

Brannan™ Soil Analysis pH Meter

EDGE
6

Eutech™ EcoTestr pH Meter

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

EDGE
Battery Life 250 hr.
IP Rating IP67
Resolution (pH) 0.1
Measurement Modes pH
Battery Type A76/LR44 Alkaline
Accuracy (pH) ±0.1
7

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
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
8

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. 

Memory Stores up to 150 data sets
Resolution (pH) 0.01
Range (pH) -2 to 16
Calibration mV: ±200 mV, Temp: Offset in 0.1 increments, ±10°C or ±18°F
Accuracy (pH) ±0.01
Power Supply Two AA batteries (included), >700 hours continuous use; AC adapter (optional)
Calibration Points Up to 5 (USA & NIST), Up to 6 (DIN)
Temperature Compensation Automatic/Manual (-10°C to 110°C)
Display Type LCD, 3-Line Custom
Resolution (mV) 0.1 mV ±999.9 mV; 1 mV beyond
Range (Relative mV) ±2000
Data Points 150
Temperature Range (English) 14.0°F to 230.0°F
Resolution (Temperature) 0.1°C/°F
Temperature Range (Metric) -10°C to +110°C
Accuracy (Temperature) ±0.5°C;/±0.9°F
9

Fisherbrand™ accumet™ AP115 Portable pH Meter

Accurate measurements any time, anywhere

10

Fisherbrand™ Handheld pH/ORP meter KIT with Accumet AE6BK, pH electrode, ATC, in carrying case

Fisherbrand Handheld pH/ORP meter KIT with Accumet AE6BK, pH electrode, ATC, in carrying case

11

Thermo Scientific™ Eutech™ CyberScan pH 610 pH Meter

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

12

Oakton™ Waterproof Big Display pHTestr™ 30

Versatile, compact design works in a field or laboratory setting.

Diameter (English) 1.5 in.
Warranty 1 Year
Length (Metric) 16.5 cm
Temperature (English) Operating 32.0°F to 122.0°F
Detection Range -1 to 15 pH
Resolution (pH) 0.01
Range (pH) -1 to 15
For Use With (Application) Hold function, auto-off, error messages, waterproof, dustproof and floatable
Accuracy (pH) ±0.01
Calibration Points 1 to 3
Accuracy ±0.1 pH
Display Type LCD
IP Rating IP-67
Diameter (Metric) 3.8 cm
Certifications/Compliance USA, NIST
Resolution (Temperature) 0.1°C
Temperature (Metric) Operating 0°C to 50°C
Accuracy (Temperature) ±1°C
Resolution 0.1pH
13

Fisherbrand™ accumet™ AP115 Portable pH Meter Kit

Accurate measurements any time, anywhere

14

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
15

Thermo Scientific™ Eutech™ pH 450 Meter

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

Memory Stores up to 500 data sets
Resolution (pH) 0.01
Measurement Modes 500
Range (pH) -2 to 16
Accuracy (Ion) ±0.5 % full scale (monovalent); ±1 % full scale (divalent)
Accuracy (pH) ±0.01
Includes Real-Time Clock: Time and date stamp on calibration and stored data
Battery Life >500 hr. (without backlight)
Temperature Compensation Automatic/Manual (-10°C to 110°C)
Display Type LCD, Custom with Backlight
Resolution (Ion) 0.01 / 0.1 / 1 ppm
Resolution (mV) 0.1 mV ±999.9 mV; 1 mV beyond
Data Points 500
Temperature Probe Calibration Offset in 0.1 increments, ±10 °C or ±18 °F
Accuracy (Temperature) ±0.5°C/±0.9°F
Weight (Metric) Meter: 0.5 kg, Boxed: 0.7 kg
Accuracy (mV) ±0.2 +2 LSD or +0.5 % of reading, whichever is greater
AC Adapter Optional
Calibration mV: ±200 mV, Ion: From 2 to 4 or 2 to 5 points: 0.10, 1.00, 10.0, 100.0 & 1000 / 0.20, 2.00, 20.0
Battery Type 2 x AA batteries (included)
Calibration Points Up to 5 (USA & NIST & CUSTOM), Up to 6 (DIN)
Dimensions (L x W x H) Meter: 7 7/8 x 3 1/8 x 2 1/4 in (20 x 8.3 x 5.7 cm), Boxed: 9 1/8 x 9 1/8 x 2 3/4 in (23 x 23 x 7 cm)
IP Rating IP-67
Outputs USB, RS-232
Temperature Range (English) 14.0°F to 230.0°F
Range (Ion) 0.0 to 2000 ppm
Weight (English) Meter: 1 lb., Boxed: 1.4 lb.
Resolution (Temperature) 0.1°C/°F
Temperature Range (Metric) -10°C to +110°C
Range (mV) ±2000