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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
The most authoritative answer in 2024
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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.
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