Scalable synthesis of polyhydroxy iron-modified kaolin <i>via</i> low-temperature hydrolysis-polymerization for efficient adsorption of direct black 38.

RSC Adv · 2025 · PMC12641248 · PMID 41293124

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a decreasing trendno p-value reported

4a , it can be seen that when the concentration ratio of K 2 CO 3 to Fe (NO 3 ) 3 is 1 : 2.6, the equilibrium adsorption capacity ( Q e ) of PIK for DB38 dye reaches a peak of 46.2 mg L −1 and then shows a decreasing trend.

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Scalable synthesis of polyhydroxy iron-modified kaolin &lt;i&gt;via&lt;/i&gt; low-temperature hydrolysis-polymerization for efficient adsorption of direct black 38.

The sentences

Scalable synthesis of polyhydroxy iron-modified kaolin <i>via</i> low-temperature hydrolysis-polymerization for efficient adsorption of direct black 38.