I'm Testing For

Our I’m Testing For category helps you find the right products based on what you need to test for. Whether you’re checking for chlorine, pH, hardness, metals, or other important water parameters, this section makes it easy to choose the right testing kits and reagents for your specific needs. Designed to guide both professionals and everyday users, it’s a simple way to ensure your water is clean, safe, and perfectly balanced.

Filters

Sort by:

266 products

Save £214.50
Palintest Standard Tubetests Heater
Palintest
Palintest Standard Tubetests Heater Sale price£1,215.50 Regular price£1,430.00
On sale
Palintest Chemical Oxgen Demand / 400 TUBETESTSPalintest Chemical Oxgen Demand / 400 TUBETESTS
Palintest
Palintest Chemical Oxgen Demand / 400 TUBETESTS Sale priceFrom £71.40 Regular price£84.00
Sold outSave £73.56
Lovibond MD100T Photometer Cl, ClO2 - Lovibond (Discontinued now use code 282120)Lovibond MD100T Photometer Cl, ClO2 - Lovibond (Discontinued now use code 282120)
Lovibond
Lovibond MD100T Photometer Cl, ClO2 - Lovibond (Discontinued now use code 282120) Sale price£654.71 Regular price£728.27
Save £271.13
MD200 COD Vario SetupMD200 COD Vario Setup
Lovibond
MD200 COD Vario Setup Sale price£1,814.55 Regular price£2,085.68
Lovibond Arsenic Test Kit
Lovibond
Lovibond Arsenic Test Kit Sale price£197.87
Save £45.73
Lovibond AF112G Shipboard Chlorine KitLovibond AF112G Shipboard Chlorine Kit
Lovibond
Lovibond AF112G Shipboard Chlorine Kit Sale price£306.02 Regular price£351.75
Save £42.50
Lovibond Chlorine High Range Kit AF102 3/2ARP
Lovibond
Lovibond Chlorine High Range Kit AF102 3/2ARP Sale price£284.45 Regular price£326.95
Save £59.02
Lovibond AF116B Chlorine / pH kitLovibond AF116B Chlorine / pH kit
Lovibond
Lovibond AF116B Chlorine / pH kit Sale price£394.95 Regular price£453.97
Sold outSave £11.91
Hanna Instruments-775 Freshwater Alkalinity Colorimeter - Checker®HC ClearanceHanna Instruments-775 Freshwater Alkalinity Colorimeter - Checker®HC Clearance
Hanna Instruments
Hanna Instruments-775 Freshwater Alkalinity Colorimeter - Checker®HC Clearance Sale price£59.99 Regular price£71.90
Lovibond Nitrite Drop Test KitLovibond Nitrite Drop Test Kit
Lovibond
Lovibond Nitrite Drop Test Kit Sale price£76.65
Save £92.95
Lovibond MD 200 OzoneLovibond MD 200 Ozone
Lovibond
Lovibond MD 200 Ozone Sale price£622.05 Regular price£715.00
Save £85.43
Lovibond MD 200 Chlorine, pH, Cyanuric acid, tablet reagents (OTZ)Lovibond MD 200 Chlorine, pH, Cyanuric acid, tablet reagents (OTZ)
Lovibond
Lovibond MD 200 Chlorine, pH, Cyanuric acid, tablet reagents (OTZ) Sale price£571.72 Regular price£657.15
Save £18.54
Lovibond CHECKIT Comparator Sodium HypochloriteLovibond CHECKIT Comparator Sodium Hypochlorite
Lovibond
Lovibond CHECKIT Comparator Sodium Hypochlorite Sale price£124.05 Regular price£142.59
Save £6.48
Lovibond Checkit Testpak Chlorine Dioxide
Lovibond
Lovibond Checkit Testpak Chlorine Dioxide Sale price£43.35 Regular price£49.83
Save £8.56
Palintest Contour Comparator Kit, DPD 4 Ozone 0-1mg/L O3Palintest Contour Comparator Kit, DPD 4 Ozone 0-1mg/L O3
Palintest
Palintest Contour Comparator Kit, DPD 4 Ozone 0-1mg/L O3 Sale price£77.04 Regular price£85.60
Lovibond pH / Free Copper Checkit Block Kit [6.8-8.2 / 0-1]Lovibond pH / Free Copper Checkit Block Kit [6.8-8.2 / 0-1]
Lovibond
Lovibond pH / Free Copper Checkit Block Kit [6.8-8.2 / 0-1] Sale price£34.41
On sale
Palintest Chemical Oxygen Demand (COD) Tubetests - Containing Mercury for high Chloride 50 - 2000 mg/L 02
Palintest
Palintest Chemical Oxygen Demand (COD) Tubetests - Containing Mercury for high Chloride 50 - 2000 mg/L 02 Sale priceFrom £61.63 Regular price£72.50
Save £4.14
Hanna Instruments-98108 pocket pHep+ pH Tester & °CHanna Instruments-98108 pocket pHep+ pH Tester & °C
Hanna Instruments
Hanna Instruments-98108 pocket pHep+ pH Tester & °C Sale price£78.76 Regular price£82.90
Save £3.96
Hanna Instruments-98107 pHep pH TesterHanna Instruments-98107 pHep pH Tester
Hanna Instruments
Hanna Instruments-98107 pHep pH Tester Sale price£75.24 Regular price£79.20
Save £83.02
Hanna Instruments-83314-02 Multi-parameter Wastewater & Water Photometer with COD and pH meter
Hanna Instruments
Hanna Instruments-83314-02 Multi-parameter Wastewater & Water Photometer with COD and pH meter Sale price£1,577.48 Regular price£1,660.50
Save £3.76
Lovibond pH Universal Checkit Disc 4 - 10 pH
Lovibond
Lovibond pH Universal Checkit Disc 4 - 10 pH Sale price£25.16 Regular price£28.92
La Motte Insta-Test Natural Water 5-way Strips
Lamotte
La Motte Insta-Test Natural Water 5-way Strips Sale price£9.72
Lovibond KS228 - Ammonium Molybdate Solution PB1 Phosphate
Lovibond
Lovibond KS228 - Ammonium Molybdate Solution PB1 Phosphate Sale price£16.52
Lovibond Verification Standard Kit for Photometers PM 600 / 620/ 630
Lovibond
Lovibond Verification Standard Kit for Photometers PM 600 / 620/ 630 Sale price£118.62

International Delivery

For small orders & export tenders

12,000+ PRODUCTS

From the Market Leaders

Support & Trade Accounts

Contact Us for Support & Trade Accounts

Secure payments

Online payments securely administed by Shopify