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  1. 3 in 1 PH Tester Water PH Meter TDS EC Temperature Meter Digital LCD Water Testi

    Save power, extend battery life. 4 Display modes: press SHIFT button: TDS - ppm & °C, EC - μs/cm & °C, TDS - ppm & °F, EC - μs/cm & °F. TDS: 0 - 9999 ppm (parts per million). Locks your reading making it easy to record: Large, easy to read LCD screen and data-hold function makes reading and recording a snap.

    eBay

  2. Tuya WiFi 7-in-1 Water Quality Tester, Multi-Parameter Water Quality Analyzer, pH/ORP/EC/PPM/CF/Humidity/Temperature Monitor

    Tuya WiFi 7-in-1 Water Quality Tester, Multi-Parameter Water Quality Analyzer, pH/ORP/EC/PPM/CF/Humidity/Temperature Monitor

    Aliexpress UK

  3. Ph/Cl2/H2/Orp/Temperature Meter Chlorine Detector Digital Water Quality Tester .

    Accuracy: ±0.01pH. Resolution: 0.01 pH. 4-in-1 water quality testing pen backlight (ORP/CL2/H2/Temperature). Temperature compensation: 0~60℃(Auto). Accuracy: ±2mV. Accuracy: ±10% reading value, ±0.01ppm.

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  4. 6 in 1 Pool Water Test Strips, PH & Chlorine Test Kit for Aquarium Swimming Pool Spa Water Quality Testing

    6 in 1 Pool Water Test Strips, PH & Chlorine Test Kit for Aquarium Swimming Pool Spa Water Quality Testing

    Aliexpress UK

  5. 6 in 1 WiFi PH EC TDS SG Temp Meter SALT Water Quality Tester Real Time Viewing

    TDS:0-19990ppm,0-199.0ppt. TDS:1ppm(<1000ppm),10ppm (>1000ppm),0.1ppt. EC, TDS, SALT:±2%F.S. 1,This 6-in-1 WIFI PH/EC/TDS/SALT/S. EC:0-19000us/cm,0-199.0ms/cm. EC:1us/cm (<1000us/cm),10us/cm (>1000us/cm),0.1ms/cm. ).

    eBay

  6. 7-in-1 Water Quality Tester TDS/EC/SAL/S.G/Temp/PH/ORP/SG for Laboratory, Swimming Pools, Aquariums, Drinking Water Testing

    7-in-1 Water Quality Tester TDS/EC/SAL/S.G/Temp/PH/ORP/SG for Laboratory, Swimming Pools, Aquariums, Drinking Water Testing

    Aliexpress UK

  7. Digital 8 In1 Digital PH Meter TDS Salt Tester Pen Pool Water Quality Monitor

    Help the salt chlorinator work more efficiently in the appropriate salinity value. Check the salt concentration of saltwater pool & hot tub that use salt chlorine generator. Test pool salt level- Salt range:0-9990ppm/10-100ppt.

    eBay

  8. 10ml PH Water Test Solution Multipurpose Water Tester Aquarium Paper Easy Detection Accessorie Laboratories Precision Pool Y5U8

    10ml PH Water Test Solution Multipurpose Water Tester Aquarium Paper Easy Detection Accessorie Laboratories Precision Pool Y5U8

    Aliexpress UK

  9. 5 in 1 Water Quality Meter PH/TDS/Temp/EC/Salinity Meter Water Quality Monitor

    【5 in 1 Function】This is a water test kit with Ph meter, TDS meter, and EC salinity temperature test function. The backlit LCD display makes it easy to read the displayed values 【Easy to Use】Press the power button to turn on. Tap "HOLD" to lock the value, long press "HOLD" to switch the temperature unit. Tap "MODE" to switch between different functions. 【Absolute precision】PH resolution is 0.01pH, accuracy ±0.05pH. TDS meter resolution 1ppm 0.1ppt, accuracy ±2%. Conductivity resolution 1uS/cm 0.1mS/CM, accuracy ±2%. Thermometer resolution 0.1℃/℉, accuracy ±0.5℃. Salinity resolution 0.01%, accuracy 0.01-5.00%(±0.1%) 5.10-25.00%(±1%) .

    eBay

  10. Chlorine Tester PC‑102 CL2 Chlorine & PH Tester Swimming Pool Spa Water Quality Analyzer with Probe Water Quality Analyzer

    Chlorine Tester PC‑102 CL2 Chlorine & PH Tester Swimming Pool Spa Water Quality Analyzer with Probe Water Quality Analyzer

    Aliexpress UK

  11. Water Quality Tester PH Tester Meter TDS EC PPM for Drinking Water Testers Tool

    TDS: 0-99999ppm. Sensitive probe purity instantly visible, press the switch, the test pen into the water to be tested, the lower the TDS value, indicating that the lower the content of total dissolved solids in the water, the purer the water quality.

    eBay

  12. PH Chlorine Water Quality Test Kit Swimming Pool Tester Water Testing Box

    PH Chlorine Water Quality Test Kit Swimming Pool Tester Water Testing Box

    Aliexpress UK

  13. 5in1 PH/TDS/EC/Salinity/Temperature Digital Water Quality Tester Meter Test TooL

    Multi-Function Water Quality Tester. Item Type: Water Quality Tester. Perfect for Testing Drinking Water pH Level, Swimming Pools, Aquariums. PH Test Range: 0.01-14.00pH. Resolution: 0.01pH. Precision: ±0.05pH.

    eBay

  14. Smart Soil PH Meter 0.0~14.0pH Bluetooth Soil Tester Data Logger Temp Acidity Analyzer for Hydroponics Planting Garden Farmland

    Smart Soil PH Meter 0.0~14.0pH Bluetooth Soil Tester Data Logger Temp Acidity Analyzer for Hydroponics Planting Garden Farmland

    Aliexpress UK

  15. Portable High Accuracy PH Meter Detector Water Quality Tester Analyzer For Aquar

    Item Type: PH Tester. 1 x PH Tester (Battery Not Included). Accuracy: ±0.01pH. Resolution: 0.1pH. Turn on the PH via the "ON-OFF" switch located on the top of the battery box. After use, turn off the PH, clean the electrode with distilled water and cover the protective cap.

    eBay

  16. YAGO PH Meter Calibration Solution ORP Tester Calibration Solution

    YAGO PH Meter Calibration Solution ORP Tester Calibration Solution

    Aliexpress UK

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