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

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Hanna Instruments-721004 BLSK-4 Blackstone Injector Assembly
Hanna Instruments
Hanna Instruments-721004 BLSK-4 Blackstone Injector Assembly Sale price£55.01 Regular price£57.90
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Hanna Instruments-740031 Replacement Battery for Amphel Electrodes
Hanna Instruments
Hanna Instruments-740031 Replacement Battery for Amphel Electrodes Sale price£31.73 Regular price£33.40
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Hanna Instruments-710012 UK 3 Pin Adapter
Hanna Instruments
Hanna Instruments-710012 UK 3 Pin Adapter Sale price£24.80 Regular price£26.10
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Hanna Instruments-8711 pH Analogue Controller with dual output and self-diagnostic test
Hanna Instruments
Hanna Instruments-8711 pH Analogue Controller with dual output and self-diagnostic test Sale price£951.81 Regular price£1,001.90
Hanna Instruments-99181 Skin pH Meter
Hanna Instruments
Hanna Instruments-99181 Skin pH Meter Sale price£593.30
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Hanna Instruments-740027P Kit of 1.5 V AA batteries (12 pack)
Hanna Instruments
Hanna Instruments-740027P Kit of 1.5 V AA batteries (12 pack) Sale price£25.27 Regular price£26.60
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Hanna Instruments-98143-20 pH and EC Transmitter with Isolated Output
Hanna Instruments
Hanna Instruments-98143-20 pH and EC Transmitter with Isolated Output Sale price£599.93 Regular price£631.50
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Hanna Instruments-99164 Portable pH/Temperature Meter for Yogurt Analysis
Hanna Instruments
Hanna Instruments-99164 Portable pH/Temperature Meter for Yogurt Analysis Sale price£630.14 Regular price£663.30
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Hanna Instruments-98103 Pocket Checker pH Tester
Hanna Instruments
Hanna Instruments-98103 Pocket Checker pH Tester Sale price£66.88 Regular price£70.40
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Hanna Instruments-70681L Electrode Cleaning Solution for Ink (deposits), 500 mL
Hanna Instruments
Hanna Instruments-70681L Electrode Cleaning Solution for Ink (deposits), 500 mL Sale price£39.62 Regular price£41.70
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Hanna Instruments-770710P Combination Buffer Kit 10.01 & 7.01 pH 5 x 5 20ml SachetsHanna Instruments-770710P Combination Buffer Kit 10.01 & 7.01 pH 5 x 5 20ml Sachets
Hanna Instruments
Hanna Instruments-770710P Combination Buffer Kit 10.01 & 7.01 pH 5 x 5 20ml Sachets Sale price£21.38 Regular price£22.50
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Hanna Instruments-7051L Soil Sample Preparation Solution, 500ml
Hanna Instruments
Hanna Instruments-7051L Soil Sample Preparation Solution, 500ml Sale price£28.79 Regular price£30.30
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Hanna Instruments-99111 Portable pH Meter for Wine Analysis
Hanna Instruments
Hanna Instruments-99111 Portable pH Meter for Wine Analysis Sale price£629.09 Regular price£662.20
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Hanna Instruments-98129 Pocket EC/TDS and pH Tester, Low Range
Hanna Instruments
Hanna Instruments-98129 Pocket EC/TDS and pH Tester, Low Range Sale price£234.65 Regular price£247.00
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Hanna Instruments-70671L Electrode Cleaning Solution for Algae, Fungus and Bacteria, 500 mL
Hanna Instruments
Hanna Instruments-70671L Electrode Cleaning Solution for Algae, Fungus and Bacteria, 500 mL Sale price£39.62 Regular price£41.70
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Hanna Instruments-70300S Electrode Storage Solution 25ml
Hanna Instruments
Hanna Instruments-70300S Electrode Storage Solution 25ml Sale price£9.79 Regular price£10.30
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BL-7917-2 ORP Controller and Pump
Hanna Instruments
BL-7917-2 ORP Controller and Pump Sale price£986.48 Regular price£1,038.40
Hanna Instruments
HI-EDGEUKCHARGER Sale price£34.68 Regular price£36.50
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Hanna Instruments-7061M General Electrode Cleaning Solution, 230 mL bottle
Hanna Instruments
Hanna Instruments-7061M General Electrode Cleaning Solution, 230 mL bottle Sale price£29.36 Regular price£30.90
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Hanna Instruments-7007L pH 7.01 Buffer Solution, 500 mL bottle
Hanna Instruments
Hanna Instruments-7007L pH 7.01 Buffer Solution, 500 mL bottle Sale price£31.73 Regular price£33.40
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BL-7916-2 pH Controller and Pump
Hanna Instruments
BL-7916-2 pH Controller and Pump Sale price£986.48 Regular price£1,038.40
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Hanna Instruments-710031 Rugged Carrying Case for General Use
Hanna Instruments
Hanna Instruments-710031 Rugged Carrying Case for General Use Sale price£55.96 Regular price£58.90
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Hanna Instruments Pool and Spa Controller BL-121-10
Hanna Instruments
Hanna Instruments Pool and Spa Controller BL-121-10 Sale price£1,281.93 Regular price£1,349.40
Save £34.96
Hanna Instruments-99171 Leather and Paper pH Meter
Hanna Instruments
Hanna Instruments-99171 Leather and Paper pH Meter Sale price£664.24 Regular price£699.20

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