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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4162 products

Kuntze Replacement 350µm Filters for Bowl Filter (5Pk)Kuntze Replacement 350µm Filters for Bowl Filter (5Pk)
Kuntze Instruments
Kuntze Replacement 350µm Filters for Bowl Filter (5Pk) Sale price£33.50
Save £283.95
Palintest Lumiso Expert PhotometerPalintest Lumiso Expert Photometer
Palintest
Palintest Lumiso Expert Photometer Sale price£1,609.05 Regular price£1,893.00
Save £2.29
Lovibond Calcium Hardness Tablet Count Bottle 250 TabletsLovibond Calcium Hardness Tablet Count Bottle 250 Tablets
Lovibond
Lovibond Calcium Hardness Tablet Count Bottle 250 Tablets Sale price£15.35 Regular price£17.64
Save £106.80
Palintest Lumiso ChlorinePalintest Lumiso Chlorine
Palintest
Palintest Lumiso Chlorine Sale price£605.20 Regular price£712.00
S1 - Sulphite IndicatorS1 - Sulphite Indicator
DTK-TAW
S1 - Sulphite Indicator Sale price£13.86
Save £52.80
Palintest Sewage Effluent KitPalintest Sewage Effluent Kit
Palintest
Palintest Sewage Effluent Kit Sale price£299.20 Regular price£352.00
Save £7.44
Palintest DPD Glycine Tablets -250 tabletsPalintest DPD Glycine Tablets -250 tablets
Palintest
Palintest DPD Glycine Tablets -250 tablets Sale price£42.16 Regular price£49.60
Test All Water TTC/ROSE Dipslides
TEST ALL WATER
Test All Water TTC/ROSE Dipslides Sale priceFrom £14.65
On sale
Lovibond Phenol Red Rapid Dissolve TabletsLovibond Phenol Red Rapid Dissolve Tablets
Lovibond
Lovibond Phenol Red Rapid Dissolve Tablets Sale priceFrom £11.95
Save £31.05
Palintest TDS / Temperature PenPalintest TDS / Temperature Pen
Palintest
Palintest TDS / Temperature Pen Sale price£175.95 Regular price£207.00
Save £1.08
Palintest Chlorine / pH MinikitPalintest Chlorine / pH Minikit
Palintest
Palintest Chlorine / pH Minikit Sale price£6.12 Regular price£7.20
LaMotte Tablet crusherLaMotte Tablet crusher
Lamotte
LaMotte Tablet crusher Sale price£1.77
Lovibond Photometers Service & CalibrationLovibond Photometers Service & Calibration
Lovibond
Lovibond Photometers Service & Calibration Sale priceFrom £175.00
Lovibond Cleaning BrushLovibond Cleaning Brush
Lovibond
Lovibond Cleaning Brush Sale price£2.67
On sale
Palintest COD/20000/M 0-20000 mg/L O2 TubetestsPalintest COD/20000/M 0-20000 mg/L O2 Tubetests
Palintest
Palintest COD/20000/M 0-20000 mg/L O2 Tubetests Sale priceFrom £64.69 Regular price£76.10
Palintest DPD No.1, DPD No.3 & pH 250 Reagents PackPalintest DPD No.1, DPD No.3 & pH 250 Reagents Pack
Palintest
Palintest DPD No.1, DPD No.3 & pH 250 Reagents Pack Sale price£52.00
On sale
Palintest Chlorine DPD 1 & 3 (Free,Total) ReagentsPalintest Chlorine DPD 1 & 3 (Free,Total) Reagents
Palintest
Palintest Chlorine DPD 1 & 3 (Free,Total) Reagents Sale priceFrom £21.78 Regular price£24.20
Save £3.31
Lovibond Hardness Yes/No Tablets BottleLovibond Hardness Yes/No Tablets Bottle
Lovibond
Lovibond Hardness Yes/No Tablets Bottle Sale price£22.14 Regular price£25.45
Save £3.28
Palintest Glycine ReagentPalintest Glycine Reagent
Palintest
Palintest Glycine Reagent Sale price£18.62 Regular price£21.90
Save £29.70
Palintest Zinc Photometer ReagentsPalintest Zinc Photometer Reagents
Palintest
Palintest Zinc Photometer Reagents Sale price£168.30 Regular price£198.00
Save £19.50
Palintest Turbidity Tube (26 inch, 2-part)Palintest Turbidity Tube (26 inch, 2-part)
Palintest
Palintest Turbidity Tube (26 inch, 2-part) Sale price£110.50 Regular price£130.00
Save £19.05
Palintest Manganese LR ReagentsPalintest Manganese LR Reagents
Palintest
Palintest Manganese LR Reagents Sale priceFrom £55.00 Regular price£127.00
On sale
Palintest Kemio Sensors for Free Chlorine (High Range)Palintest Kemio Sensors for Free Chlorine (High Range)
Palintest
Palintest Kemio Sensors for Free Chlorine (High Range) Sale priceFrom £118.15 Regular price£139.00
Save £2.34
Palintest Plastic Sample Container, 50/100mlPalintest Plastic Sample Container, 50/100ml
Palintest
Palintest Plastic Sample Container, 50/100ml Sale price£13.26 Regular price£15.60

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