In the current study, the performance of employing Fenton
reagent as advanced oxidation for treatment of Malaysian semiaerobic
solid waste leachate by ozone (O3/H2O2/Fe2+) was investigated.
The optimum application for the treatment was conducted
with respect to operational conditions, i.e., Fenton molar ratio, Fenton
concentration, pH variance, and reaction time. The study
yielded a good value of OC for COD removal (0.63 kg/kg COD) compared
with other experiments conducted on leachate treatment. At
natural pH value, the performance of combined Fenton and ozone is
more efficient for stabilized leachate treatment than the Fenton
prior ozone. Accordingly, the new treatment method reduced the
treatment time, increased the oxidation potential of organics during
ozonation, and did not require pH adjustment of the effluent
for biological treatment as a post-treatment process. The current
study also introduced new limitations on different treatment operational
variables that can be useful in future experimental design
tools.