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Quartz Sand Improvement

2018-9-27to explore the quartz sands action mechanism results indicated that quartz sand could improve the sludge bioleaching efciencyhe optimal reaction time was between 2448 h and 4872 h with and without 10 g 1l of quartz sand, and a minimum sludge specic resistance to ltration was 1121012 and 210 mkg 1, respectively.

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