2. Materials and methods2.1. Sample preparation and collectionLeachate samples were collected from the sanitary landfill siteof Chang Shankou, which has been operated since 2007; it is locatedin Wuhan City the capital of Hubei province, PR China. Wuhan’sclimate is humid subtropical with abundant rainfall and fourdistinctive seasons. About 2800 tons of municipal solid wastes aredisposed of daily. Leachate generation in the landfill was about400–500 m3 day1. The composition of the landfill leachate variesgreatly depending on the season, the leachate collection system,and particularly on the age of the landfill.
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