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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4003 products

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Lovibond Vario Chlorine Free DPD 10mlLovibond Vario Chlorine Free DPD 10ml
Lovibond
Lovibond Vario Chlorine Free DPD 10ml Sale price£24.33 Regular price£26.73
Pro-Swim Hot Tub Instant Filter Cartridge CleanerPro-Swim Hot Tub Instant Filter Cartridge Cleaner
Pro-Swim
Pro-Swim Hot Tub Instant Filter Cartridge Cleaner Sale priceFrom £7.47
PH1 - pH/Temperature Meter c/w pH 4, 7 & 10 SolutionsPH1 - pH/Temperature Meter c/w pH 4, 7 & 10 Solutions
DTK-TAW
PH1 - pH/Temperature Meter c/w pH 4, 7 & 10 Solutions Sale price£141.52
Palintest Alkalinity (Alkavis), Comparator Tablets
Palintest
Palintest Alkalinity (Alkavis), Comparator Tablets Sale price£50.03
Save £1.53
Lovibond Universal pH 100 TabletsLovibond Universal pH 100 Tablets
Lovibond
Lovibond Universal pH 100 Tablets Sale price£16.73 Regular price£18.26
On sale
Lovibond DI 10 IncubatorLovibond DI 10 Incubator
Lovibond
Lovibond DI 10 Incubator Sale priceFrom £449.44 Regular price£499.83
Save £5.64
Lovibond COD Vario Vials 0-15000 mg/l,16 mmLovibond COD Vario Vials 0-15000 mg/l,16 mm
Lovibond
Lovibond COD Vario Vials 0-15000 mg/l,16 mm Sale price£53.07 Regular price£58.71
Lovibond AF416 Calcium Hardness KitLovibond AF416 Calcium Hardness Kit
Lovibond
Lovibond AF416 Calcium Hardness Kit Sale price£51.67
Sold out
Palintest Chlorocol Tablets (BB 10/25)Palintest Chlorocol Tablets (BB 10/25)
Palintest
Palintest Chlorocol Tablets (BB 10/25) Sale price£11.15
LaMotte Insta-Test Phosphate Test StripsLaMotte Insta-Test Phosphate Test Strips
LaMotte
LaMotte Insta-Test Phosphate Test Strips Sale price£11.50
IDEXX Colilert-18
IDEXX
IDEXX Colilert-18 Sale priceFrom £192.00
Water-I.D: Phenol Red Rapid TabletsWater-I.D: Phenol Red Rapid Tablets
WATER-I.D.
Water-I.D: Phenol Red Rapid Tablets Sale price£3.50
Save £3.81
Palintest/Wagtech Absorbent Pads
Palintest
Palintest/Wagtech Absorbent Pads Sale price£34.29 Regular price£38.10
Test All Water TA3 - Alkalinity LR TitrantTest All Water TA3 - Alkalinity LR Titrant
DTK-TAW
Test All Water TA3 - Alkalinity LR Titrant Sale priceFrom £10.42
Palintest plastic stirring rod (single rod)Palintest plastic stirring rod (single rod)
Palintest
Palintest plastic stirring rod (single rod) Sale price£3.25
Palintest Molybdate HR TabletsPalintest Molybdate HR Tablets
Palintest
Palintest Molybdate HR Tablets Sale priceFrom £49.85
Save £7.48
Palintest Chemical Oxygen Demand (COD) Tubetests - Containing Mercury for high Chloride 500 - 20,000 mg/L 02Palintest Chemical Oxygen Demand (COD) Tubetests - Containing Mercury for high Chloride 500 - 20,000 mg/L 02
Palintest
Palintest Chemical Oxygen Demand (COD) Tubetests - Containing Mercury for high Chloride 500 - 20,000 mg/L 02 Sale priceFrom £67.32 Regular price£74.80
Save £3.79
Palintest Comparator Disc (pH Phenol red)
Palintest
Palintest Comparator Disc (pH Phenol red) Sale price£34.11 Regular price£37.90
Lovibond Test Strips Plastic pH 0-14Lovibond Test Strips Plastic pH 0-14
Lovibond
Lovibond Test Strips Plastic pH 0-14 Sale priceFrom £20.00
Lovibond Acidifying PT Rapid TabletsLovibond Acidifying PT Rapid Tablets
Lovibond
Lovibond Acidifying PT Rapid Tablets Sale price£18.71
La Motte Insta-TEST® Monopersulfate (MPS), Alkalinity, pH Test StripsLa Motte Insta-TEST® Monopersulfate (MPS), Alkalinity, pH Test Strips
Lamotte
La Motte Insta-TEST® Monopersulfate (MPS), Alkalinity, pH Test Strips Sale price£7.25
Palintest Steadichlor 'N.X, 5kgPalintest Steadichlor 'N.X, 5kg
Palintest
Palintest Steadichlor 'N.X, 5kg Sale price£125.00
Save £2.53
Lovibond Ammonia No.1 Tablets
Lovibond
Lovibond Ammonia No.1 Tablets Sale price£25.57 Regular price£28.10
Legionella Microbiological SamplingHow to take a water sample
Test All Water
Legionella Microbiological Sampling Sale priceFrom £45.00

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