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Selenium and other toxic compound removal from coal-fired power plant scrubber water via combined treatment with nanofiltraion and iron functionalized membranes.
| Se (μg/L) | As (μg/L) | Ni (μg/L) | Hg (μg/L) | NO3− (mg/L) | |
|---|---|---|---|---|---|
| Scrubber water-Feed | 634 | 4.7 | 391 | 0.17 | 51.8 |
| NF membrane treatment-Permeate | 9–17 | 0.7–0.9 | 22.2–41.7 | 0.05–0.07 | 3.1–16.4 |
| NF membrane followed by iron functionalized membrane treatment-Permeate | 1.9–9.4 | 0.5 | 7.8–16.3 | N/A | 2.7–4.3 |
