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To establish an efficient oxidation process for the degradation of polycyclic aromatic hydrocarbons (PAHs) in textile dyeing sludge, the effects of various operating parameters were optimized during the ultrasound process, Fenton process and the combined ultrasound–Fenton process. The results showed that the ultrasonic density of 1.80w/cm3, both H2O2 and Fe2+ dosages of 140mmol/L and pH 3 were favorable...
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