TDS Tester - Membrane Solutions

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Membrane Solutions®

  • Widely Used: The Membrane Solutions TDS meter is ideal for residential or commercial use. You can use it to test the water, pool, spas, liquid food, fish tank, aquariums, aquaculture, hydroponic, and laboratory.

    It usually costs 3-5 business days to deliver your package by FedEx, UPS, and USPS.

    For retail online purchase, now we offer shippment to United States and Canada. But for business purchase, can ship internationally. For business purchase, you can go to our business purchase page and send us inquires or send us the email via


    • Measurement Accuracy
      The pH meter measuring range of pH is 0-14 with an accuracy of ±0.01. And the 4-in-1 TDS meter measuring range of TDS is 0-9999 ppm with an accuracy of ± 2%, EC range is 0-9999 μs/cm and temp range is 32.0-176°F (0-80.0°C).
    • Light Weight
      The portable pHtester detail is 6.10 inch*1.2 inch*0.7 inch and weight is 1.7 ounces. The handheld TDS water tester detail is 2.08 inch* 1.18 inch*0.55 inch and weight is 1.94 ounces. They are easy to carry.
    • Automatic temperature compensation (ATC)
      Both pH meter and TDS tester have ATC function. The pH pen operating temperature: 32-140°F/0-60°C, and TDS pen operating temperature: 32-176℉/0-80℃.Don't worry about the temperature effect.
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