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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4197 products

Lovibond
RS-232 Cable, SE108-92 Sale price£133.88
Lovibond
Lovibond Resazurin Tablets Sale price£93.27 Regular price£98.18
Resin Test Kit (EPL)
DTK-TAW
Resin Test Kit (EPL) Sale price£187.13
Rose Begal Agar; for yeasts and moulds only
TEST ALL WATER
Rose Begal Agar; for yeasts and moulds only Sale price£10.28
Trace2o
Reference electrode fill solution, 8ml Trace2o Sale price£0.00
Trace2o
Reusable Aluminium Petri Dishes (pack of 50) Trace2o Sale price£0.00
Trace2o
Replacement Electrode for HydroLite® DO Pocket Meter Trace2o Sale price£0.00
Trace2o
Replacement Electrode for HydroLite® EC Pocket Meter Trace2o Sale price£0.00
Trace2o
Replacement Electrode for HydroLite® pH Pocket Meter Trace2o Sale price£0.00
Replacement electrode module for EC meter Trace2o
Trace2o
Replacement electrode module for EC meter Trace2o Sale price£34.93
Ready Snap 6 Method Verification Solution
vendor-unknown
Ready Snap 6 Method Verification Solution Sale price£22.13
Ready Snap 2 Method Verification Solution
vendor-unknown
Ready Snap 2 Method Verification Solution Sale price£22.13
Lovibond
Replacement electrode for WP2 Sale price£61.46
Lovibond
Reference Standard Kit pH 7.45 for Minidirect Sale price£51.00
Lovibond
Ref Standard (pH) 7.45 for PCD Sale price£69.08 Regular price£79.40
Lovibond
Ref Standard (Cl) 0.5 & 2 mg/l for PCD Sale price£68.59
Lovibond
Ref Standard (Cl) 0.2 & 1 mg/l for PCD Sale price£68.59
Lovibond
Pt-Co/Hzn Filter Set (not 195) Sale price£2,180.98 Regular price£2,295.77
Lovibond
Lovibond RCMSi Starter Pack Sale price£266.31 Regular price£280.33
Lovibond
Lovibond RCMSi Cert Lq'd (Full) Sale price£218.91 Regular price£230.43
Lovibond
RCMSi Cert Lq'd (Conf) Sale price£145.41 Regular price£153.06
DTK-TAW
Quantofix Cobalt Test Strips [10 - 1000ppm] (100Pk) Sale price£54.18
DTK-TAW
Quantofix EDTA Test Strips [0 - 400ppm] (100Pk) Sale price£71.10
Save £13.19
Probe for SensoDirect Con110
Lovibond
Probe for SensoDirect Con110 Sale price£119.96 Regular price£133.15

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