pH Meters & Testers

pH meters measure the acidity or alkalinity of a solution. Frequently used in agriculture, food processing, laboratories and aquariums, pH meters test the quality of water, soil, food and other substances.

ETI offers a range of pH meters for different budgets and applications, ranging from easy-to-use pocket pH meters to digital pH and temperature meters with interchangeable electrodes.

All of our pH meters can be recalibrated at the touch of a button when used in conjunction with pH buffer solutions.

View the range below to find which pH meter is best for your application.

Choosing & Maintaining an Accurate pH Meter

Learn what to look for when buying a pH meter to ensure the right level of accuracy for your application. Plus, find out how to use and store your pH meter safely for consistently accurate readings.

See All pH Meter Videos
pH Meter Care Guide
Maintenance of Analytical Instruments Guide
Budget pH Knife Electrode Budget pH Knife Electrode
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Budget pH Knife Electrode
£120.00

£144.00 inc VAT

Budget pH Electrode Budget pH Electrode
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Budget pH Electrode
£24.00

£28.80 inc VAT

pH Meter Kit zip pouch 830-080
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pH Meter Kit Zip Pouch
£12.50

£15.00 inc VAT

pH Electrode Cleaning Solution
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pH Electrode Cleaning Solution
£33.50

£40.20 inc VAT

816-041 Storage Solution
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pH Electrode Storage Solution
£33.50

£40.20 inc VAT

HortiStick Nutrient Tester for pH, EC & temperature HortiStick Nutrient Tester for pH, EC & temperature
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HortiStick Nutrient Tester for pH, EC & temperature
£150.00

£180.00 inc VAT

8100 Plus pH temperature meter / 8100 Plus kit 8100 Plus pH temperature meter / 8100 Plus kit
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8100 Plus pH Temperature Meter / 8100 Plus Kit
£206.50

£247.80 inc VAT

860-810 8100 pH and temperature meter kit
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8100 pH & Temperature Meter Kit
£137.00

£164.40 inc VAT

860-800 860-800
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8000 pH Meter with Interchangeable Electrode
£80.00

£96.00 inc VAT

813-513 813-513
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pH PAL Plus Meter
£67.00

£80.40 inc VAT

pH buffer capsules - pack of 10
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pH Buffer Capsules - Pack of 10
£21.00

£25.20 inc VAT

Spear-Shaped pH Electrode 12mm Spear-Shaped pH Electrode 12mm
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12mm Spear-Shaped pH Electrode
£105.00

£126.00 inc VAT

6mm spear-shaped pH electrode 6mm spear-shaped pH electrode
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6mm Spear-Shaped pH Electrode
£105.00

£126.00 inc VAT

general purpose pH electrode general purpose pH electrode
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General Purpose pH Electrode
£48.00

£57.60 inc VAT

8500 Conductivity Meter 8500 Conductivity Meter
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8500 Conductivity Meter
£120.00

£144.00 inc VAT

TDS conductivity testers TDS conductivity testers
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TDS Conductivity Testers
£69.00

£82.80 inc VAT

HortiCare nutrient tester HortiCare nutrient tester
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HortiCare Nutrient Tester
£77.00

£92.40 inc VAT

TDS solutions
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TDS Solutions
£10.50

£12.60 inc VAT

pH buffer solution
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pH buffer solutions
£11.00

£13.20 inc VAT

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