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Efficient Cr(VI) Removal from Acidic Wastewater by Tannic-Acid/Fe<sub>3</sub>O<sub>4</sub>-Modified Corn Straw Biochar: Performance and Mechanism.

Molecules · 2026 · PMC13304738 · PMID 42357565

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a decreasing trendno p-value reported
It can be seen that the R e and Q e values exhibit a decreasing trend after desorption.

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