Best Selling Products

Our Best Selling Products category features the most popular and trusted water testing solutions chosen by professionals and everyday users alike. From quick and easy test kits to advanced meters and reagents, these products have earned their place as customer favourites for their reliability, accuracy, and ease of use. Whether you’re testing pool water, drinking water, or industrial systems, these top picks deliver the dependable results you can count on.

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4195 products

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Lovibond TB300IR TurbiDirectLovibond TB300IR TurbiDirect
Lovibond
Lovibond TB300IR TurbiDirect Sale priceFrom £1,836.06 Regular price£2,040.34
LaMotte Iron Test Strips
LaMotte
LaMotte Iron Test Strips Sale price£15.69
TEST ALL WATER
Kuntze Cloud Connect Sim Card Sale price£13.58 Regular price£14.30
Save £41.10
Kuntze Neon Conductive Conductivity Instrument
TEST ALL WATER
Kuntze Neon Conductive Conductivity Instrument Sale price£780.90 Regular price£822.00
HACH Iron Test Strips 0-5 mg/L
Hach
HACH Iron Test Strips 0-5 mg/L Sale price£20.09
Hach Sulfuric acid cartridge for digital titrator, 0.1600 N
Hach
Hach Sulfuric acid cartridge for digital titrator, 0.1600 N Sale price£37.50
Hach Digital Titrator with plastic case
Hach
Hach Digital Titrator with plastic case Sale price£425.00
Kuntze Instruments
Sensor cable for pH & ORP Sensors, Male BNC (Coax L: 1.5m) Sale price£83.00
Kuntze Instruments
Sensor cable for pH & ORP Sensors, Male BNC (Coax L: 0.7m) For Bayrol Sale price£73.00
Save £47.69
Turbidity Standard Sets for Lovibond turbidimeters. Set turbidity standards T-CAL (5, 20, 800, 4000 NTU)Turbidity Standard Sets for Lovibond turbidimeters. Set turbidity standards T-CAL (5, 20, 800, 4000 NTU)
Lovibond
Turbidity Standard Sets for Lovibond turbidimeters. Set turbidity standards T-CAL (5, 20, 800, 4000 NTU) Sale price£319.21 Regular price£366.90
BOD Standard Solution, pk/16 - 10-mL Voluette Ampules
Hach
BOD Standard Solution, pk/16 - 10-mL Voluette Ampules Sale priceFrom £66.95
Save £5.23
Palintest TDS Calibration Solution, 3000ppm, 500mL
Palintest
Palintest TDS Calibration Solution, 3000ppm, 500mL Sale price£29.67 Regular price£34.90
Palintest Conductivity Solution, Mid Range, 60mL
Palintest
Palintest Conductivity Solution, Mid Range, 60mL Sale price£21.24
Palintest Buffer Solution, pH7, 60mL
Palintest
Palintest Buffer Solution, pH7, 60mL Sale price£20.70
Palintest Reagent Ammonia, Nessler, 12 Pack
Palintest
Palintest Reagent Ammonia, Nessler, 12 Pack Sale price£297.00
Palintest Tubetest, COD/1500/M/C, Contains Mercury, 25 Tests
Palintest
Palintest Tubetest, COD/1500/M/C, Contains Mercury, 25 Tests Sale priceFrom £68.13
Save £10.20
Palintest Electrode Care Pack, 500ml
Palintest
Palintest Electrode Care Pack, 500ml Sale price£57.80 Regular price£68.00
Save £16.35
Palintest Tubetest Rack
Palintest
Palintest Tubetest Rack Sale price£92.65 Regular price£109.00
Palintest Kemio Multi Hard Case Kit (Lead, Cadmium, Copper, Bromine, Chlorine, Chlorine Dioxide, Chlorite, Arsenic and Peracetic Acid)
Palintest
Palintest Kemio Multi Hard Case Kit (Lead, Cadmium, Copper, Bromine, Chlorine, Chlorine Dioxide, Chlorite, Arsenic and Peracetic Acid) Sale price£4,410.00
Palintest Reusable Reagent Box (Pool & Spa)
Palintest
Palintest Reusable Reagent Box (Pool & Spa) Sale price£10.35
Palintest Pipettor Tips, 1mL, 96 pack
Palintest
Palintest Pipettor Tips, 1mL, 96 pack Sale price£41.22
Palintest Pipettor Tips, 2/5mL, 100 pack
Palintest
Palintest Pipettor Tips, 2/5mL, 100 pack Sale price£92.97
Palintest Pipettor Tips, 200µL, 96 pack
Palintest
Palintest Pipettor Tips, 200µL, 96 pack Sale price£39.78
Save £3.52
Palintest 250mL Graduated Bottle, Polypropylene
Palintest
Palintest 250mL Graduated Bottle, Polypropylene Sale price£19.98 Regular price£23.50

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