Best Selling Products

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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4001 products

On sale
Lovibond DPD No.3 Total Chlorine TabletsLovibond DPD No.3 Total Chlorine Tablets
Lovibond
Lovibond DPD No.3 Total Chlorine Tablets Sale priceFrom £12.50 Regular price£14.37
On sale
Palintest Kemio Sensors for Chlorine (Standard Range)Palintest Kemio Sensors for Chlorine (Standard Range)
Palintest
Palintest Kemio Sensors for Chlorine (Standard Range) Sale priceFrom £97.75 Regular price£115.00
On sale
Palintest pH (Phenol Red), Photometer ReagentsPalintest pH (Phenol Red), Photometer Reagents
Palintest
Palintest pH (Phenol Red), Photometer Reagents Sale priceFrom £11.16 Regular price£12.40
Swimming Pool Microbiological SamplingHow to take a water sample
Test All Water
Swimming Pool Microbiological Sampling Sale priceFrom £46.00
On sale
Palintest Kemio Sensors for Chlorine Dioxide/ChloritePalintest Kemio Sensors for Chlorine Dioxide/Chlorite
Palintest
Palintest Kemio Sensors for Chlorine Dioxide/Chlorite Sale priceFrom £108.80 Regular price£128.00
On sale
Lovibond Photometer Cylindrical Cells with lid. 10mlLovibond Photometer Cylindrical Cells with lid. 10ml
Lovibond
Lovibond Photometer Cylindrical Cells with lid. 10ml Sale priceFrom £8.52
WATER-I.D: CyA Test TabletsWATER-I.D: CyA Test Tablets
WATER-I.D.
WATER-I.D: CyA Test Tablets Sale priceFrom £9.30
On sale
Palintest High Range Chlorine Photometer TabletsPalintest High Range Chlorine Photometer Tablets
Palintest
Palintest High Range Chlorine Photometer Tablets Sale priceFrom £36.99 Regular price£41.10
Palintest Calcium Hardness Tablet Count Bottle 250 TabletsPalintest Calcium Hardness Tablet Count Bottle 250 Tablets
Palintest
Palintest Calcium Hardness Tablet Count Bottle 250 Tablets Sale priceFrom £16.80
10ml Plastic Syringe10ml Plastic Syringe
TEST ALL WATER
10ml Plastic Syringe Sale price£0.50
Palintest Round Plastic Test Tubes for Photometer 9 , 25, 7100, 7500Palintest Round Plastic Test Tubes for Photometer 9 , 25, 7100, 7500
Palintest
Palintest Round Plastic Test Tubes for Photometer 9 , 25, 7100, 7500 Sale priceFrom £3.00
On sale
Palintest DPD No 4 TabletsPalintest DPD No 4 Tablets
Palintest
Palintest DPD No 4 Tablets Sale priceFrom £17.64 Regular price£19.60
On sale
Palintest Hardicol Hardness ReagentsPalintest Hardicol Hardness Reagents
Palintest
Palintest Hardicol Hardness Reagents Sale priceFrom £46.35 Regular price£51.50
Lovibond MD100T Pool Control 3 in 1
Lovibond
Lovibond MD100T Pool Control 3 in 1 Sale price£387.45
On sale
Lovibond Dipslide D001 (TTC/TTC) Total Viable CountLovibond Dipslide D001 (TTC/TTC) Total Viable Count
Lovibond
Lovibond Dipslide D001 (TTC/TTC) Total Viable Count Sale priceFrom £16.46 Regular price£18.92
Lovibond Calico H - Calcium Hardness Tablets - No 1 & 2Lovibond Calico H - Calcium Hardness Tablets - No 1 & 2
Lovibond
Lovibond Calico H - Calcium Hardness Tablets - No 1 & 2 Sale priceFrom £34.81
On sale
Palintest Phosphate LR Photometer ReagentsPalintest Phosphate LR Photometer Reagents
Palintest
Palintest Phosphate LR Photometer Reagents Sale priceFrom £29.16 Regular price£32.40
TTC/TTC Dipslides (Test All Water)TTC/TTC Dipslides (Test All Water)
DTK-TAW
TTC/TTC Dipslides (Test All Water) Sale priceFrom £14.45
vendor-unknown
International Bank Transfer Charges Sale price£35.00
Lovibond DPD No.1, DPD No.3 & pH ReagentsLovibond DPD No.1, DPD No.3 & pH Reagents
Lovibond
Lovibond DPD No.1, DPD No.3 & pH Reagents Sale priceFrom £63.00
Lovibond Hardness Yes/No TabletsLovibond Hardness Yes/No Tablets
Lovibond
Lovibond Hardness Yes/No Tablets Sale priceFrom £14.97
Save £14.77
Palintest Contour Comparator Kit Chlorine 0-5mg/l / pHPalintest Contour Comparator Kit Chlorine 0-5mg/l / pH
Palintest
Palintest Contour Comparator Kit Chlorine 0-5mg/l / pH Sale price£83.73 Regular price£98.50
On sale
Palintest Coppercol Photometer TabletsPalintest Coppercol Photometer Tablets
Palintest
Palintest Coppercol Photometer Tablets Sale priceFrom £54.27 Regular price£60.30
Save £4.48
Palintest XT Extended Range Photometer Tablets 250Palintest XT Extended Range Photometer Tablets 250
Palintest
Palintest XT Extended Range Photometer Tablets 250 Sale price£25.42 Regular price£29.90

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