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. 2021 May 7;75:105586. doi: 10.1016/j.ultsonch.2021.105586

Fig. 10.

Fig. 10

Photographic representation of (A) fresh effluent-I (B) effluent-I after US + Fenton (H2O2:17.5 g/L, H2O2/Fe2+:3) treatment (C) effluent-I after CaO (dose: 1 g/L) treatment subsequent to US + Fenton.