pH Meters

Our pH Meters products provide a fast and reliable way to measure the acidity or alkalinity of your water. Maintaining the correct pH is essential for pools, spas, aquariums, and industrial water systems to ensure safety, prevent corrosion, and protect aquatic life. Easy to use and highly accurate, pH meters help you monitor water quality with confidence, keeping it balanced, healthy, and safe for everyday use.

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257 products

Save £16.41
Lovibond SD10 pH MeterLovibond SD10 pH Meter
Lovibond
Lovibond SD10 pH Meter Sale price£139.00 Regular price£155.41
Save £27.41
Lovibond SD40 Multiparameter pH, TDS, EC, Salt, TemperatureLovibond SD40 Multiparameter pH, TDS, EC, Salt, Temperature
Lovibond
Lovibond SD40 Multiparameter pH, TDS, EC, Salt, Temperature Sale price£183.43 Regular price£210.84
PH1 - pH/Temperature Meter c/w pH 4, 7 & 10 SolutionsPH1 - pH/Temperature Meter c/w pH 4, 7 & 10 Solutions
DTK-TAW
PH1 - pH/Temperature Meter c/w pH 4, 7 & 10 Solutions Sale price£141.52
Save £57.45
Palintest Multi Parameter Pocket Sensor
Palintest
Palintest Multi Parameter Pocket Sensor Sale price£325.55 Regular price£383.00
Thermo Scientific Eutech™ Elite pH and CTS Pocket TesterThermo Scientific Eutech™ Elite pH and CTS Pocket Tester
Eutech
Thermo Scientific Eutech™ Elite pH and CTS Pocket Tester Sale price£168.48
Save £40.20
Palintest pH Temperature Pocket SensorPalintest pH Temperature Pocket Sensor
Palintest
Palintest pH Temperature Pocket Sensor Sale price£227.80 Regular price£268.00
Save £117.56
Lovibond SD 305 pH/ORP (Set 1)
Lovibond
Lovibond SD 305 pH/ORP (Set 1) Sale price£786.74 Regular price£904.30
Electronic pH MeterElectronic pH Meter
WATER-I.D.
Electronic pH Meter Sale price£32.61
Eutech™ Elite pH Pocket TesterEutech™ Elite pH Pocket Tester
Eutech
Eutech™ Elite pH Pocket Tester Sale price£137.97
Eutech Expert pH Pocket TesterEutech Expert pH Pocket Tester
Eutech
Eutech Expert pH Pocket Tester Sale price£79.52
Save £13.42
BL-20-2 Blackstone Chemical Pump
Hanna Instruments
BL-20-2 Blackstone Chemical Pump Sale price£254.98 Regular price£268.40
Save £291.45
Palintest Micro 800 Multiparameter
Palintest
Palintest Micro 800 Multiparameter Sale price£1,651.55 Regular price£1,943.00
Eutech Waterproof EcoTestr pH 2Eutech Waterproof EcoTestr pH 2
Eutech
Eutech Waterproof EcoTestr pH 2 Sale price£64.67
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Lovibond SD300 pH Meter Set-1 (Discontinued replaced with 724640)Lovibond SD300 pH Meter Set-1 (Discontinued replaced with 724640)
Lovibond
Lovibond SD300 pH Meter Set-1 (Discontinued replaced with 724640) Sale price£970.20
Eutech
Replacement Double Junction Sensor for pHTestr 10, 20, 30 Sale price£60.86
Eutech PC 450 Meter Kit, pH/mV, Conductivity, TDS, Salinity, Temperature.
Eutech
Eutech PC 450 Meter Kit, pH/mV, Conductivity, TDS, Salinity, Temperature. Sale price£885.06
Save £8.83
Hanna Instruments-98128 Pocket pHep5 Water Resistant pH Tester
Hanna Instruments
Hanna Instruments-98128 Pocket pHep5 Water Resistant pH Tester Sale price£167.87 Regular price£176.70
Save £7.76
Hanna Instruments-98127 Pocket pHep4 Water Resistant pH TesterHanna Instruments-98127 Pocket pHep4 Water Resistant pH Tester
Hanna Instruments
Hanna Instruments-98127 Pocket pHep4 Water Resistant pH Tester Sale price£147.54 Regular price£155.30
Save £4.14
Hanna Instruments-98108 pocket pHep+ pH Tester & °CHanna Instruments-98108 pocket pHep+ pH Tester & °C
Hanna Instruments
Hanna Instruments-98108 pocket pHep+ pH Tester & °C Sale price£78.76 Regular price£82.90
Save £3.96
Hanna Instruments-98107 pHep pH TesterHanna Instruments-98107 pHep pH Tester
Hanna Instruments
Hanna Instruments-98107 pHep pH Tester Sale price£75.24 Regular price£79.20
Save £4.04
Hanna Instruments-98118 GroLine Waterproof Hydroponic pH & Temperature TesterHanna Instruments-98118 GroLine Waterproof Hydroponic pH & Temperature Tester
Hanna Instruments
Hanna Instruments-98118 GroLine Waterproof Hydroponic pH & Temperature Tester Sale price£76.76 Regular price£80.80
Save £1.62
Hanna Instruments-7010M pH 10.01 Buffer Solution, 230 ml bottle
Hanna Instruments
Hanna Instruments-7010M pH 10.01 Buffer Solution, 230 ml bottle Sale price£30.78 Regular price£32.40
Save £1.62
Hanna Instruments-7007M pH 7.01 buffer solution 230ml
Hanna Instruments
Hanna Instruments-7007M pH 7.01 buffer solution 230ml Sale price£30.78 Regular price£32.40
Save £19.41
Hanna Instruments-981420 Groline Monitor
Hanna Instruments
Hanna Instruments-981420 Groline Monitor Sale price£368.89 Regular price£388.30

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