Permeate Cu Fe Na Ca K
Control (Sulfurized) 0.34 ± 0.05 0.49 ± 0.06 83.72 ± 0.02 19.75 ± 0.08 1277 ± 0.07
Control (Unsulfurized) 0.39 ± 0.08 0.66 ± 0.07 37.44 ± 0.02 22.85 ± 0.05 1119.8 ± 0.07
PJS 0.25 ± 0.04 0.05 ± 0.04 80.9 ± 0.09 9.05 ± 0.06 1016.9 ± 0.08
PJWS 0.24 ± 0.07 0.33 ± 0.06 30.98 ± 0.08 5.9 ± 0.06 1065.6 ± 0.04
Table 7: Mineral content (mg/L) in loose NF permeate. Results represent mean values of three runs ± standard deviation.