Water Treatment - Medical Science

Q1:

According to BIS the maximum permissible limit of dissolved solids in drinking water is

A 1000 mg/l

B 500 mg/l

C 2000 mg/l

D 1500 mg/l

ANS:C - 2000 mg/l

As per standard of Bis 10500:1991 it is 500 mg/l TDS.