Bench scale microbial catalysed leaching of mobile phone PCBs with an increasing pulp density.

Heliyon · 2019 · PMC6911886 · PMID 31872109

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an increasing trendno p-value reported

The pH in 10% bioleaching was showing an increasing trend during 7–12 days, and the highest value of pH 2.01 was marked on the 10 th day of the experiment ( Fig. 6 B).

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