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  1. Portable 8 In 1 Digital PH Salt Tester Saltwater Pool & Salinity Test Meter UK

    8 In 1 Digital Tester Pen Pool Water Quality Monitor. 3 Gang Way Extension Lead Electric Plug Socket UK Mains Power with 6 USB Cable. Convertible Top Hydraulic Roof Pump Motor & Bracket For BMW Z4 E85 54347193448.

    eBay

  2. Professional PH Chlorine Cl2 Level Meter Tester Water Quality Testing Device For Swimming Pool SPA Water PH Chlorine Meter

    Professional PH Chlorine Cl2 Level Meter Tester Water Quality Testing Device For Swimming Pool SPA Water PH Chlorine Meter

    Aliexpress UK

  3. 7-IN-1 Chlorine Dip Pool Test Strips pH Tester Paper For Hot Tub SPA Swimming

    Scope of application: Swimming pool water, hot spring water. Compare the color of the test strip under good light to obtain a reading. Do not put wet fingers into the bottle. Do not touch or contaminate the detection block on the test strip with your hands.

    eBay

  4. SMART SENSOR PH828+ Digital pH Meter Waterproof Water Quality Tester Water Test Meter for Drinking Swimming Pool Hydroponic

    SMART SENSOR PH828+ Digital pH Meter Waterproof Water Quality Tester Water Test Meter for Drinking Swimming Pool Hydroponic

    Aliexpress UK

  5. Salinity Tester Kit Urine Salt Testing Strips

    Salinity Tester Kit Urine Salt Testing Strips.

    eBay

  6. Digital Water Quality Monitor Tester TDS PH Meter PH/TDS/EC/Temperature Meter for Pools Drinking Water Aquariums

    Digital Water Quality Monitor Tester TDS PH Meter PH/TDS/EC/Temperature Meter for Pools Drinking Water Aquariums

    Aliexpress UK

  7. Ammonia Testing Kit, NH3/NH4 Aquarium Tester Strips (20-100x strips)

    Ammonia (NH3/NH4). Current Expiry: 02/2026. Condition is New.

    eBay

  8. 5 in 1 TDS/EC/Salinity/S.G./Temperature Meter C-100 Digital Water Quality Tester for Household Pools Drinking Water Aquarium

    5 in 1 TDS/EC/Salinity/S.G./Temperature Meter C-100 Digital Water Quality Tester for Household Pools Drinking Water Aquarium

    Aliexpress UK

  9. TDS Meter Digital Water Tester, Water Testing Kits For Drinking Water Water

    Handheld pen style makes it conveniently fits in your pocket or bag.

    eBay

  10. 5 in 1 Bluetooth Water Quality Tester TDS/S.G/Salinity/Temp/EC Meter for Hydroponics Aquariums Pools Water Quality Detector

    5 in 1 Bluetooth Water Quality Tester TDS/S.G/Salinity/Temp/EC Meter for Hydroponics Aquariums Pools Water Quality Detector

    Aliexpress UK

  11. 7 In 1 Digital Water Quality Tester Pen EC PH Salinity Temp Meter/Detector UK

    Salinity 0-20%. The specific gravity of S.G seawater is 1.000-1.222. EC value 0-200000㎲/cm. 1x 7 In 1 Tester Pen. PH value 0-14. Built-in high-sensitivity electrode head, high-sensitivity glass electrode, rust-proof platinum electrode.

    eBay

  12. TDS Meter Digital Water Tester 0-9990ppm Drinking Water Quality Analyzer Monitor Filter Rapid Test Aquarium Hydroponics Pools

    TDS Meter Digital Water Tester 0-9990ppm Drinking Water Quality Analyzer Monitor Filter Rapid Test Aquarium Hydroponics Pools

    Aliexpress UK

  13. 5 In 1 Digital Water Quality Tester Pen EC PH Salinity Temp Meter/Detector UK

    【HIGH ACCURACY PH TESTER】- The glass probe of this pH tester is made of low-resistance glass sensitive film, and the response speed is within 0.1 seconds. TDS electrodes are made of agile, high-quality titanium alloy with perfect corrosion resistance.

    eBay

  14. HM Digital 3 in 1 Water Quality Tester Portable TDS EC Temp Meter COM-80 Hydrotester Water Test Pen for Aquaclture Laboratory

    HM Digital 3 in 1 Water Quality Tester Portable TDS EC Temp Meter COM-80 Hydrotester Water Test Pen for Aquaclture Laboratory

    Aliexpress UK

  15. 6-in-1Chlorine Dip Test Strips Swimming Pool Water SPA Hot Tub PH Tester Pape UK

    Total alkalinity test range: 0~240ppm. Simply press the testing strip to the object or liquid you are testing. Half second later, take out the paper and using the color chart included, compare the color change of the paper to find out the acidity level of your testing subject.

    eBay

  16. TDS Digital Salinity Tester/Meter For Salt Water Pool & Fish/Koi Pond Testing Household Drinking Water Quality Test

    TDS Digital Salinity Tester/Meter For Salt Water Pool & Fish/Koi Pond Testing Household Drinking Water Quality Test

    Aliexpress UK

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