pH Testing

Phenol Red (pH) Test Kits Products are used to measure the pH level of water, showing how acidic or alkaline it is. Maintaining the right pH balance is essential for safe, comfortable, and effective water—whether in pools, spas, or drinking systems. These easy-to-use kits provide quick, accurate results, helping you keep your water clean, balanced, and ready for everyday use.

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87 products

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Lovibond Mini Pooltester DPD No.1/pH High RangeLovibond Mini Pooltester DPD No.1/pH High Range
Lovibond
Lovibond Mini Pooltester DPD No.1/pH High Range Sale price£11.43 Regular price£13.14
Save £11.81
Palintest Contour Comparator Kit Chlorine 0-1mg/l/pHPalintest Contour Comparator Kit Chlorine 0-1mg/l/pH
Palintest
Palintest Contour Comparator Kit Chlorine 0-1mg/l/pH Sale price£106.29 Regular price£118.10
Save £12.56
Palintest Contour Comparator Kit Copper/pHPalintest Contour Comparator Kit Copper/pH
Palintest
Palintest Contour Comparator Kit Copper/pH Sale price£113.04 Regular price£125.60
LaMotte ColorQ 2x, Pro 7LaMotte ColorQ 2x, Pro 7
LaMotte
LaMotte ColorQ 2x, Pro 7 Sale price£220.00
Save £26.00
Hanna Instruments HI-97105C Marine Master Photometer KitHanna Instruments HI-97105C Marine Master Photometer Kit
Hanna Instruments
Hanna Instruments HI-97105C Marine Master Photometer Kit Sale price£494.00 Regular price£520.00
Save £37.48
Hanna Instruments HI-97115C Marine Master Waterproof Wireless Multiparameter Photometer KitHanna Instruments HI-97115C Marine Master Waterproof Wireless Multiparameter Photometer Kit
Hanna Instruments
Hanna Instruments HI-97115C Marine Master Waterproof Wireless Multiparameter Photometer Kit Sale price£712.12 Regular price£749.60
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Lovibond MD 200 Chlorine, pH, Cyanuric acid, Alkalinity-m, Copper, Iron, tablet reagents (OTZ)Lovibond MD 200 Chlorine, pH, Cyanuric acid, Alkalinity-m, Copper, Iron, tablet reagents (OTZ)
Lovibond
Lovibond MD 200 Chlorine, pH, Cyanuric acid, Alkalinity-m, Copper, Iron, tablet reagents (OTZ) Sale price£683.27 Regular price£785.37
Save £89.60
Lovibond MD 200 Chlorine, pH, Alkalinity-m, liquid reagents for Chlorine and pH (OTZ)-EPLLovibond MD 200 Chlorine, pH, Alkalinity-m, liquid reagents for Chlorine and pH (OTZ)-EPL
Lovibond
Lovibond MD 200 Chlorine, pH, Alkalinity-m, liquid reagents for Chlorine and pH (OTZ)-EPL Sale price£599.62 Regular price£689.22
PoolLab 2.0 Photometer UsedPoolLab 2.0 Photometer Used
WATER-I.D.
PoolLab 2.0 Photometer Used Sale price£110.00
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Lovibond Pooltester Chlorine / pH High Range Clearance Item
Lovibond
Lovibond Pooltester Chlorine / pH High Range Clearance Item Sale price£8.50 Regular price£21.32
Lovibond 6 in 1 (HR) Three Chamber Tester Clearance ItemLovibond 6 in 1 (HR) Three Chamber Tester Clearance Item
Lovibond
Lovibond 6 in 1 (HR) Three Chamber Tester Clearance Item Sale price£25.99
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Palintest Pooltester Chlorine/pH/Total Alkalinity Clearance ItemPalintest Pooltester Chlorine/pH/Total Alkalinity Clearance Item
Palintest
Palintest Pooltester Chlorine/pH/Total Alkalinity Clearance Item Sale price£11.99 Regular price£23.70
Sold outSave £14.00
PoolLab 2.0 Photometer - No ReagentsPoolLab 2.0 Photometer - No Reagents
WATER-I.D.
PoolLab 2.0 Photometer - No Reagents Sale price£115.00 Regular price£129.00
Save £32.38
Lovibond Checkit 5 in 1 Comparator Kit Clearance ItemLovibond Checkit 5 in 1 Comparator Kit Clearance Item
Lovibond
Lovibond Checkit 5 in 1 Comparator Kit Clearance Item Sale price£205.00 Regular price£237.38
Save £27.38
Lovibond Checkit 5 in 1 Comparator Kit Clearance ItemLovibond Checkit 5 in 1 Comparator Kit Clearance Item
Lovibond
Lovibond Checkit 5 in 1 Comparator Kit Clearance Item Sale price£210.00 Regular price£237.38

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