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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315 products

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Hanna Instruments-731326 Pack of 20 Screwdrivers
Hanna Instruments
Hanna Instruments-731326 Pack of 20 Screwdrivers Sale price£44.08 Regular price£46.40
Save £47.05
Hanna Instruments-98164 Portable pH meter for Yogurt
Hanna Instruments
Hanna Instruments-98164 Portable pH meter for Yogurt Sale price£893.95 Regular price£941.00
Hanna Instruments-5222-02 Research Grade pH/ORP/ISE/Temperature Meter
Hanna Instruments
Hanna Instruments-5222-02 Research Grade pH/ORP/ISE/Temperature Meter Sale price£1,095.13
Save £33.16
Hanna Instruments-99162 Portable pH/Temperature Meter for Milk Analysis
Hanna Instruments
Hanna Instruments-99162 Portable pH/Temperature Meter for Milk Analysis Sale price£630.14 Regular price£663.30
Thermo Scientific Eutech™ Plus Series pH6+ pH/ORP Meter & carrying kit set
Eutech
Thermo Scientific Eutech™ Plus Series pH6+ pH/ORP Meter & carrying kit set Sale price£380.40
Thermo Scientific Eutech™ Plus Series pH6+ pH/ORP MeterThermo Scientific Eutech™ Plus Series pH6+ pH/ORP Meter
Eutech
Thermo Scientific Eutech™ Plus Series pH6+ pH/ORP Meter Sale price£233.66
Thermo Scientific Eutech™ Plus Series pH 5+ Meter & carrying kit set
Eutech
Thermo Scientific Eutech™ Plus Series pH 5+ Meter & carrying kit set Sale price£339.69
Thermo Scientific Eutech™ Elite pH Spear Pocket SensorThermo Scientific Eutech™ Elite pH Spear Pocket Sensor
Eutech
Thermo Scientific Eutech™ Elite pH Spear Pocket Sensor Sale price£236.34
HydroLite HL101 meter for pH / temperature Trace2o
Trace2o
HydroLite HL101 meter for pH / temperature Trace2o Sale price£115.00
Milwaukee MA860 Galvanic Dissolved Oxygen Probe
Milwaukee
Milwaukee MA860 Galvanic Dissolved Oxygen Probe Sale price£395.38
Milwaukee MI57P Replacement Electrode for ORP57 ORP TesterMilwaukee MI57P Replacement Electrode for ORP57 ORP Tester
Milwaukee
Milwaukee MI57P Replacement Electrode for ORP57 ORP Tester Sale price£92.44
Milwaukee MW170 MAX EC/TDS/NaCl/Temp Logging Bench MeterMilwaukee MW170 MAX EC/TDS/NaCl/Temp Logging Bench Meter
Milwaukee
Milwaukee MW170 MAX EC/TDS/NaCl/Temp Logging Bench Meter Sale price£842.38
Milwaukee MA73075 EC/TDS Replacement Electrode for C65 EC Tester and T75 TDS TesterMilwaukee MA73075 EC/TDS Replacement Electrode for C65 EC Tester and T75 TDS Tester
Milwaukee
Milwaukee MA73075 EC/TDS Replacement Electrode for C65 EC Tester and T75 TDS Tester Sale price£38.00
Milwaukee MC410 PRO Total Dissolved solids (TDS) MonitorMilwaukee MC410 PRO Total Dissolved solids (TDS) Monitor
Milwaukee
Milwaukee MC410 PRO Total Dissolved solids (TDS) Monitor Sale price£138.06
Milwaukee MA881 Digital Refractometer for Invert SugarMilwaukee MA881 Digital Refractometer for Invert Sugar
Milwaukee
Milwaukee MA881 Digital Refractometer for Invert Sugar Sale price£235.56
Milwaukee MA73076 EC/TDS Replacement Probe for C66 EC Tester and T76 TDS TesterMilwaukee MA73076 EC/TDS Replacement Probe for C66 EC Tester and T76 TDS Tester
Milwaukee
Milwaukee MA73076 EC/TDS Replacement Probe for C66 EC Tester and T76 TDS Tester Sale price£38.00
Milwaukee MI0003 Plastic Stopper Caps for 10 mL Glass Cuvettes
Milwaukee
Milwaukee MI0003 Plastic Stopper Caps for 10 mL Glass Cuvettes Sale price£8.88
Milwaukee MW402 PRO High Range Total Dissolved Solids MeterMilwaukee MW402 PRO High Range Total Dissolved Solids Meter
Milwaukee
Milwaukee MW402 PRO High Range Total Dissolved Solids Meter Sale price£172.25
Milwaukee MA851D/1 pH/ EC/TDS/Temp Replacement ProbeMilwaukee MA851D/1 pH/ EC/TDS/Temp Replacement Probe
Milwaukee
Milwaukee MA851D/1 pH/ EC/TDS/Temp Replacement Probe Sale price£215.31
Milwaukee SE510 Lab Grade EC/TDS ProbeMilwaukee SE510 Lab Grade EC/TDS Probe
Milwaukee
Milwaukee SE510 Lab Grade EC/TDS Probe Sale price£97.56
Milwaukee MI415 PRO Portable Turbidity MeterMilwaukee MI415 PRO Portable Turbidity Meter
Milwaukee
Milwaukee MI415 PRO Portable Turbidity Meter Sale price£947.50
Milwaukee MW160 MAX pH/ORP/ISE/Temp Logging Bench MeterMilwaukee MW160 MAX pH/ORP/ISE/Temp Logging Bench Meter
Milwaukee
Milwaukee MW160 MAX pH/ORP/ISE/Temp Logging Bench Meter Sale price£996.81
Milwaukee SE520 Lab Grade EC/TDS Probe
Milwaukee
Milwaukee SE520 Lab Grade EC/TDS Probe Sale price£97.56
Milwaukee MA924B/1 Refillable Combination ORP ElectrodeMilwaukee MA924B/1 Refillable Combination ORP Electrode
Milwaukee
Milwaukee MA924B/1 Refillable Combination ORP Electrode Sale price£311.69

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