Fulvic Acid-Enhanced TEP

Fulvic acid strengthens interactions between alginate blocks, promoting transparent exopolymer particle formation and aggravating membrane fouling irreversibly.

Zhao, Bin · Lixuan, Xu · Peixin, Shen · Wang, Liang · Qian, Yiran · He, Xiaojia · Xiuru, Chu · Pengda, Zhang

Separation and Purification Technology 2023

Advantages

Differences among alginate blocks became insignificant at 30 mg/L FA

FA strengthened adhesive affinity between membrane and TEPs, causing more severe irreversible fouling after backwashing

GG-block was most susceptible to FA