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  • How many ppm is safe for drinking water?

    500 ppm 50 ppm 500 ppm

    Questioner:Sophia Nguyen 2023-06-07 19:06:00
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  • Mia Wilson——Studied at the University of Delhi, Lives in Delhi, India.

    The Bureau of Indian Standards (BIS) fixes the upper limit of TDS in drinking water at 500 ppm. A RO water filter should provide you with an output water content of TDS around 50 ppm. A TDS level of 35-75 ppm is recommended for long term direct consumption.read more >>
    +119962023-06-14 19:06:00

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