One-pot synthesis of spherical nanoscale zero-valent iron/biochar composites for efficient removal of Pb(ii).

RSC Adv · 2021 · PMC9043637 · PMID 35494362

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a decreasing trendno p-value reported

As noticed, the rate of Pb( ii ) adsorption on nZVI was faster within the first 10 h, followed by a decreasing trend after this time threshold and increasing again in the subsequent adsorption step, albeit only slightly.

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