A novel efficient bioflocculant QZ-7 for the removal of heavy metals from industrial wastewater.

RSC Adv · 2019 · PMC9070865 · PMID 35530503

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an increasing trendno p-value reported

7 , the heavy metal adsorption shows an increasing trend when the pH value is increased from 3 to 9, which is similar to the study of Dobrowolski et al. 35 The highest adsorptions of Zn 2+ and As were reported at pH 7, whereas the highest adsorptions of Cu 2+ , Pb 2+ , and Cd 2+ were reported at pH 9.

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