Apollo23 - EC conductivity TDS Pocket Digital PH Tester Tester for aquarium water pool 9990 ppm

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  • CONDUCTIVITY  

    Apollo23 - EC conductivity TDS Pocket Digital PH Tester Tester for aquarium water pool, 9990 ppm (Electronics)
    very simple device to use. Ilsuffit convert ppm microsiemens. Price hyper compétitif.appareil. necessary to measure the dilution of particularly fertilizers for orchids.
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  • Tester quality water Hardness  

    Apollo23 - EC conductivity TDS Pocket Digital PH Tester Tester for aquarium water pool, 9990 ppm (Electronics)
    Very good device, but instructions in Chinese, I found correspondence of the display on the net. In fact just divide by 10 reading for the water hardness.
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  • He efficient air!  

    Apollo23 - EC conductivity TDS Pocket Digital PH Tester Tester for aquarium water pool, 9990 ppm (Electronics)
    I think it is good, only the manual is in Chinese and not easy to understand how to calculate the PH. It calculates PPM then you just know how to convert.
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  • for freshwater  

    Apollo23 - EC conductivity TDS Pocket Digital PH Tester Tester for aquarium water pool, 9990 ppm (Electronics)
    beware, if you want to use for sea water, its measurement range is not suitable. Too bad it is not specified when purchasing the technical description.
    Buy at Amazon.com