TDS level in drinking water

TDS stands for total dissolved solids.TDS represents total concentration of disolved solids in the water.

TDS is made of up inorganic substances and small amount of organic substances.

The inorganic substances refers to the  salts and heavy metals.

How to measure the TDS ?

TDS in water can be measured using portabal conductivity meter. The another name of this meter is TDS meter.

How to control the TDS level in water ?

TDS can be controlled using reserve osmosis process.but the main drawback of this process is more wastage of water I.e. reject water.

Unit of TDS :

TDS will be showcased in the term of ppm (Parts per million) or mg/l (milligrams per litre)

 TDS level :

EPA (Environmental Protection Agency)

As per the EPA, 500 ppm is maximum acceptable limit

WHO(World health organization)

As per the WHO, 300 to 600 ppm is  considered as good and the level more than 1200 ppm is considered as unacceptable 

BIS(Bureau of indian standards)

As per the BIS, 500ppm is maximum acceptable limit.

ICMR(Indian Council of medical research)

As per the ICMR, the value between 500 ppm to 1500 ppm considered as good.

Hope the above information is much useful to you.

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Ashokraj S