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  1. 14 In 1 Drinking Water Test Kit Hard Water Quality Tester Aquarium Pool Spa Well

    The water quality of drinking water can be found in test paper in just 35 seconds. Drinking water is indispensable in our lives! Polluted water sources can cause many health problems, so it is important to regularly test the quality of drinking water.

    eBay

  2. 4X TDS Water Quality Tester High Accuracy Digital Water Testing Kit for9262

    [NOTE: EPA suggests that the TDS of drinking water should be below 500 ppm]. A compact design with a case bonus can let you take it anywhere you need. [AUTO-OFF AND HOLD FUNCTION] The TDS tester shuts off automatically after 2 minutes of non-use to conserve batteries.

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  3. Drinking Water Testing Kit Alarm ORP Meter Tester Quality Monitor

    Pen type ORP tester, compact and portable carry. Made of plastic material, it is lightweight, sturdy and durable. Suitable for testing drinking water, water conditioning, reverse osmosis, cooling towers, waste water, laboratories, agriculture, etc.

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  4. Compact 4 in 1 PPM Meter Digital Tester for Home Drinking Water Quality Control

    > 1000: Not suitable for drinking. 0-50: high purity. 50-100: high purity. 100-300: for general purity. [Living] - Take care of your family's health, good water makes them healthier. Open the pen cover and turn on the ON switch.

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  5. 2 in1 EC+Digital PH Meter Water Quality Test Meter for Household Drinking UK

    TDS&EC Tester. Applications: Production and drinking of purified water, electroplating solution, boiler water, fish tank water, swimming pool water, photographic rinse solution, well water, deep water, laboratory, aquaculture, food processing, etc.

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  6. Hot Portable Pen Digital TDS Meter Filter Measuring Water Quality Purity Tester

    This unit is not water-tight and is not covered under the warranty if water enters the unit. This item can be used in: water purifiers and filters, food (vegetable, fruits) & drink quality monitoring, pools and spas, aquariums, hydroponics.

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  7. 8 In 1 Digital PH Meter TDS EC Salt Temp Tester Pen Pool Water Quality Monitor

    8 In 1 Digital Tester Pen Pool Water Quality Monitor. 102PCS Tubeless Vacuum Tyre Puncture Repair Kit Screw Nail Tire Patch Plug Fix. LR073684 AJ813393 Piston Oil Cooling Valve For Range Rover Sport Evoque Jaguar.

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  8. 7 in1 PH Water Quality Tester Water Hardness Test Kit High Analyzer Tester G

    7 In 1 Detecting Function: This multi-functional tester can test PH, total dissolved solids, EC, ORP, Salinity, S.G and temperature for you. 1 X Water Quality Tester. Colour: Blue+White. ATC&Data Hold Functions: Automatic temperature compensation function and data hold function can help you to get more accurate data.

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