accessibility menu, dialog, popup

Test

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 (95)
Portable pH Meters (91)

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)
  • (1)
  • (3)
  • (31)
  • (38)
  • (6)
  • (1)
  • (24)
  • (1)
  • (4)
  • (7)
  • (9)
  • (2)
  • (25)
  • (19)
  • (13)

special offers

  • (5)

special programs

  • (18)
  • (16)

Resolution (pH)

  • (5)
  • (8)
  • (6)
  • (47)
  • (73)
  • (14)
  • (9)

Range (pH)

  • (5)
  • (22)
  • (3)
  • (5)
  • (44)
  • (1)
  • (16)
Show all

Temperature Range (Metric)

  • (1)
  • (2)
  • (11)
  • (1)
  • (5)
  • (12)
  • (1)
Show all

Display Type

  • (3)
  • (1)
  • (1)
  • (1)
  • (78)
  • (1)
  • (2)
Show all

Calibration Points

  • (2)
  • (5)
  • (1)
  • (2)
  • (4)
  • (1)
  • (4)
Show all

Range (mV)

  • (1)
  • (9)
  • (1)
  • (5)
  • (8)
  • (4)
  • (2)
Show all

Calibration

  • (2)
  • (22)
  • (2)
  • (2)
  • (3)
  • (5)
  • (4)
Show all

Data Points

  • (1)
  • (4)
  • (2)
  • (3)
  • (2)
  • (2)
  • (13)
Show all

Measurement Modes

  • (4)
  • (16)
  • (5)
  • (16)
  • (5)
  • (3)
  • (2)
Show all

Log Function Type

  • (2)
  • (8)
  • (12)
  • (6)
  • (3)
1 – 15 of 118 results
1

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
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
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

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
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
4

Thermo Scientific™ Orion Star™ A121 Portable pH Meter
BIOPHARMA

Take simple pH and temperature measurements with our portable pH meter with easy operation for basic field testing.

Promotions are available
Memory Non-volatile memory preserves log and settings
Resolution (pH) 0.01, 0.1
Languages English
Measurement Modes pH,mV,Relative mV with Temperature
Range (pH) -2 to 16
Channels 1
Accuracy (pH) ±0.01
Power Supply 4 AA batteries (included) or universal AC adapter (sold separately)
Battery Life 2000 hr.
Data Management Details Internal Data Point Memory
Display Type LCD
Resolution (mV) 0.1mV
Data Points 50
Certifications/Compliance CE, TUV 3-1, FCC Class A
Temperature Probe Calibration 1 point temperature offset calibration
Inputs BNC (pH or ORP electrode), 8 pin MiniDIN (ATC temperature probe)
Accuracy (Temperature) ±0.1°C
Weight (Metric) 0.5 kg
Accuracy (mV) ±0.2 or ±0.05%, whichever is greater
Stability Smart Stability and Smart Averaging
Warranty 3 Year Meter Warranty
Temperature (English) Operating 41°F to 113°F (ambient)
Isopotential Point 7.00pH
AC Adapter Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Log Function Type Automatic with Auto-Read Measure Mode, Manual with Continuous Measure Node
Calibration pH, relative mV (RmV) and temperature
Battery Type 4 x AA
Relative Humidity Range 5 to 85%, non-condensing
Calibration Points 1 to 3
Dimensions (L x W x H) 24 cm x 10 cm x 6.5 cm (9.5 in. x 3.9 in. x 2.6 in.)
IP Rating IP-67
Temperature Selection Manual or automatic with ATC temperature probe
Keypad Simple with highlighted measure key, scroll and shortcut keys
Model Orion Star A121 Portable pH/mV/RmV/Temperature Meter
Outputs None
Range (Relative mV) ±1999.9mV
Temperature Range (English) 22.0°F to 221.0°F
Weight (English) 2 lb.
Resolution (Temperature) 0.1°C, 0.1°F
Temperature (Metric) Operating 5°C to 45°C (ambient)
Temperature Range (Metric) -5°C to +105°C
Range (mV) ±1600.0
5

Fisherbrand™ accumet™ AP110 Portable pH Meter Kit

Accurate measurements anytime, anywhere.

Promotions are available
6

Hanna Instruments™ Waterproof Portable pH Meter

Features a large, dual level LCD display for easy viewing of the pH, temperature, and status indicators. Hanna Instruments™ Waterproof Portable pH Meter offers a simplified two-button operation. Compact, waterproof, and portable.

7

Hanna Instruments™ pH/Conductivity/TDS Tester

Designed for high accuracy measurements using one meter. Hannna Instruments™ pH/Conductivity/TDS Tester includes easy to read dual LCD display of pH/°C or TDS/°C. Includes 'HOLD' function and replaceable pH electrode.

8

Hanna Instruments™ Waterproof Portable pH/pH-mV/ORP/Temperature Meter with Sensor Check™

Allows the user to determine the electrode status at any time. Hanna Instruments™ Waterproof Portable pH/pH-mV/ORP/Temperature Meter with Sensor Check™ is supplied with a rugged carrying case and a unique titanium body pH/ORP electrode that has a built-in temperature sensor.

9

Hanna Instruments™ Checker™ pH Tester and Replacement Part

For use with virtually any electrode that shares same connector.

10

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
11

Brannan™ Soil Analysis pH Meter

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

12

Fisherbrand™ accumet™ AET15 pH Tester

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

Promotions are available
13

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
14

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
15

Thermo Scientific™ Elite pH Pocket Testers and Replacement Sensors

Flexible on-the-go pH and temperature testing using durable Elite pocket testers with replaceable sensors for a variety of applications including environmental monitoring, pools, spas and more!

Promotions are available