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  1. Swimming Pool Digital Water Quality Monitor PH/CL2 Chlorine Tester with Probe B

    An electro-tester for testing pH and chlorine (Cl2) levels in water for routine monitoring of pH and chlorine levels of swimming pools, spas and different water sources. PH CL2 Chlorine Tester. 1 x pH and Cl2 Tester with Probe.

    eBay

  2. Digital Water Quality Monitor PH/CL2 Chlorine Tester Tool For Swimming Pool Spa

    An electro-tester for testing pH and chlorine (Cl2) levels in water for routine monitoring of pH and chlorine levels of swimming pools, spas and different water sources. PH CL2 Chlorine Tester. 1 x pH and Cl2 Tester with Probe.

    eBay

  3. Instrument Water Quality Test Auto Temperature Compensation Digital Tester

    [Easy to Clean] - The electrode protector can be unplugged to clean the probe and sheath. [Auto Temperature Compensation] - Automatically convert indication to 25 degree indication. Automatic shut-down.

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  4. 4X TDS Water Quality Tester High Accuracy Digital Water Testing Kit for6486

    [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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  5. TDS Meter Digital Tester Water Quality Testing Kits for Drinking Water 0-9999ppm

    1 x Tester. Module Kits. Accuracy:±2%. Size: 154×30×14(mm). Celsius:0.1-80.0°C. ICs & Processors. 4.5 minutes auto shut-off function. Simple to use, easy to start operation.

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  6. Water Quality Tester Chlorine Meter Digital Portable for Pool Spa Aquarium 2 in1

    When chlorine and pH are from whack, it can cause diarrhea and infection of the ear and skin. A good chlorine and pH keep bad bacteria in the bay: if the pH is too high, the electricity killed by chlorine will be exhausted.

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  7. TDS Meter 3 Key Digital Water Quality Tester Portable Testing Kit With Backlit✈

    WITH BACKLIGHT DISPLAY: The water quality tester automatically turns on the backlight display when turned on, allowing you to see the value even in dim conditions. 1 x Tester. Battery: 1 x 3V CR2032 button battery(not included).

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  8. Chlorine PH / CL2 Water Quality Tester Level Meter For Swimming Pool Spa Hot Tub

    A convenient tool to test water PH and chlorine level for swimming pool and spa. Large screen displays the test result on pH and chlorine level for easy and accurate reading. 1 x Water Quality Tester.

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