Table 3.
Typical membrane cleaning examples related to the treatment of brackish water.
| NF Membrane | Feedwater | Cleaning Method | Results | Reference |
|---|---|---|---|---|
| DK | Synthetic brackish water | 2.0 wt.% citric acid + NaOH solution (pH = 10) | FR = 97.80% | [55] |
| RR = 61.63% | ||||
| DL | FR = 95.40% | |||
| RR = 49.35% | ||||
| NF3A | Synthetic arsenic-rich brackish water | Citric acid (pH = 3) + ultrasound (with the power intensity of 1 W/cm2) | FR = 99.99% | [124] |
| NF-1812 | Synthetic brackish water | Hydraulic cleaning + 0.1% NaOH + 0.025 Na-SDS | FR = 99.20% | [113] |