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.

Filters

Sort by:

4197 products

Thermo Scientific Eutech™ Plus Series pH6+ pH/ORP Meter & carrying kit set
Thermo Scientific Eutech™ Plus Series pH6+ pH/ORP MeterThermo Scientific Eutech™ Plus Series pH6+ pH/ORP Meter
Thermo Scientific Eutech™ Plus Series pH 5+ Meter & carrying kit set
Thermo Scientific Eutech™ Elite pH Spear Pocket SensorThermo Scientific Eutech™ Elite pH Spear Pocket Sensor
Trace2o
Trace2o Sale price£0.00
Trace2o
Trace2o Sale price£0.00
Trace2o
Trace2o Sale price£0.00
Trace2o HydroTest® COD Thermoreactor Trace2o
Trace2o HydroTest® COD System HTCOD Trace2oTrace2o HydroTest® COD System HTCOD Trace2o
Lovibond Phosphate-total LR/24Lovibond Phosphate-total LR/24
Lovibond Total Chlorine Reagent Set for Process Analyser
Total Chlorine Indicator Solution for Process Analyser
Lovibond
Test Tube 6 x 1/2, AF215TT Sale price£9.98 Regular price£10.51
TA1 - IndicatorTA1 - Indicator
DTK-TAW
TA1 - Indicator Sale price£7.12
Lovibond
Tanatone E3999 Sale price£276.82
Lovibond
Tanatone E3950 Sale price£265.92
Test All Water Chlorine (DPD No 1 & 3) 100 TabletsTest All Water Chlorine (DPD No 1 & 3) 100 Tablets
Sulphite Test Strips (10-500ppm) (100Pk)