Which of the following conditions in drinking water causes methemoglobinemia?

eSaral Updated on:
Question:

Which of the following conditions in drinking water causes methemoglobinemia?

  1. $>50$ ppm of load

  2. $>100$ ppm of sulphate

  3. $>50 \mathrm{ppm}$ of chloride

  4. $>50$ ppm of nitrate

Correct Option: , 4

Solution:

Concentration of nitrate $>50 \mathrm{ppm}$ in drinking water causes methemoglobinemia

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