DPD No.1 Test Kits

DPD No.1 Products are used to measure free chlorine levels in water, which is key for keeping pools, spas, and drinking water safe and clean. Free chlorine is the active part that kills bacteria and other harmful microorganisms. These products make testing quick and easy, helping you maintain balanced, healthy water that’s safe for everyone to use.

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65 products

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Hanna Instruments-83326 Multiparameter photometer, 11 parameters for pool & spa
Hanna Instruments
Hanna Instruments-83326 Multiparameter photometer, 11 parameters for pool & spa Sale price£705.66 Regular price£742.80
Pool eXact® EZ Photometer
ITS
Pool eXact® EZ Photometer Sale price£162.29
Save £24.48
Hanna Instruments Multi-parameter photometer kit- Alkalinity, Chlorine, CYA & pHHanna Instruments Multi-parameter photometer kit- Alkalinity, Chlorine, CYA & pH
Hanna Instruments
Hanna Instruments Multi-parameter photometer kit- Alkalinity, Chlorine, CYA & pH Sale price£465.12 Regular price£489.60
Save £3.75
Hanna Instruments-701 Free Chlorine Handheld Colorimeter - Checker®HC
Hanna Instruments
Hanna Instruments-701 Free Chlorine Handheld Colorimeter - Checker®HC Sale price£71.35 Regular price£75.10
Lovibond AF388 Ozone 3/148 Test Kit
Lovibond
Lovibond AF388 Ozone 3/148 Test Kit Sale price£419.35
Save £227.50
Lovibond AF358 Sewage & Dom.Eff.Kit
Lovibond
Lovibond AF358 Sewage & Dom.Eff.Kit Sale price£1,522.49 Regular price£1,749.99
Save £191.46
Lovibond AF357 Drinking Water Kit
Lovibond
Lovibond AF357 Drinking Water Kit Sale price£1,281.30 Regular price£1,472.76
Save £57.89
Lovibond AF113C pH & Bromine Kit
Lovibond
Lovibond AF113C pH & Bromine Kit Sale price£387.41 Regular price£445.30
Lovibond
Lovibond AF112J/J Chlorine Comp Kit Sale price£402.58
Lovibond AF112ED Chlorine Dioxide Kit
Lovibond
Lovibond AF112ED Chlorine Dioxide Kit Sale price£296.79
Save £43.92
Lovibond AF112E Low Range Chlorine Kit
Lovibond
Lovibond AF112E Low Range Chlorine Kit Sale price£293.93 Regular price£337.85
Save £38.97
Lovibond AF112B Free & Combined Chl Kit
Lovibond
Lovibond AF112B Free & Combined Chl Kit Sale price£260.78 Regular price£299.75
Save £60.59
Lovibond AF110 High & Low Chlorine Kit
Lovibond
Lovibond AF110 High & Low Chlorine Kit Sale price£405.48 Regular price£466.07
Save £43.24
Lovibond AF103 HR Chlorine Kit 3/2IOD
Lovibond
Lovibond AF103 HR Chlorine Kit 3/2IOD Sale price£289.41 Regular price£332.65
Lovibond AF102 HR Chlorine Kit 3/2APH
Lovibond
Lovibond AF102 HR Chlorine Kit 3/2APH Sale price£286.36
Lovibond AF100B Water Disinfection Kit
Lovibond
Lovibond AF100B Water Disinfection Kit Sale price£627.92
Save £72.08
Lovibond AF129CYS Balanced Water Test Kit with Cyanuric AcidLovibond AF129CYS Balanced Water Test Kit with Cyanuric Acid
Lovibond
Lovibond AF129CYS Balanced Water Test Kit with Cyanuric Acid Sale price£482.37 Regular price£554.45

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