The treated municipal ...
Published by F H Mughal
The treated municipal wastewater should not contain heavy metals. If the treated municipal wastewater meets the following guidelines, you can use treated wastewater, provided you do not use in spray form, and children are not immediately allowed in, say, park, where treated wastewater is used: Maximum levels Chloride, mg/l 350 Sodium, mg/l 230 Hardness, mg/l 80 CaCO3 TDS, mg/l 2,000 EC*, dS/m 3 SAR,** me/l 15 TDS, mg/l 2,000 Boron, mg/l 0.5 pH 6.5-8.5 Suspended solids, mg/l