Chloride Ion Removal from the Wet Flue Gas Desulfurization and Denitrification Wastewater Using Friedel’s Salt Precipitation Method

Table 3

Results of anion removal.

	SO4^2−	Cl^−	F^−	NO3^−	pH
Actual wastewater (mg/L)	12309.5	1476.7	244.9	955.3	5.3
Purified wastewater (mg/L)	188.34	215.16	8.84	790.70	13.2
Average removal efficiency (%)	98.47	85.43	96.39	17.23	—