Potassium
2.5 mg/L

To purify water 2.5mg potassium is needed for every litter.

Fluoride
0.5 mg/L

0.5mg fluoride is needed to purify 1 litter of water.

Chloride
350a mg/L

To purify water give 35oa mg chlorine for every litter of water…

Magnesium
14.5 mg/L

14.5mg of magnesium will be required to purify every litter.