Table 2 The chemical analysis of treated wastewater
From: Fluoride pollutants removal from industrial wastewater
Element to be analyzed | Results | Units | Accepted limits according to Egyptian Code No. (501/2015) maximum limit |
|---|---|---|---|
pH | 7 | – | 8.5 |
Chloride [Cl−] | 470 | mg/l | 400 |
Bicarbonate [HCO3−] | 35 | mg/l | 400 |
Potassium [K+] | 26 | mg/l | – |
Calcium [Ca++] | 24 | mg/l | 230 |
Fluoride [F−] | 0.5 | mg/l | 15 |
Total dissolved solids [TDS] | 2285 | mg/l | 3000 |