Retraction: Remediation of Cr(VI) from wastewater using biochar of Indian Grass (IOP Conf. Ser.: Mater. Sci. Eng. 1145 012115)

This article (and all articles in the proceedings volume relating to same conference) has been retracted by IOP Publishing following an extensive investigation line with COPE guidelines. uncovered evidence of systematic manipulation publication process and considerable citation manipulation. respectfully requests that readers consider work within this potentially unreliable, as not through a credible peer review process. regrets our usual quality checks did identify these issues before publication, have since put additional measures place try prevent from reoccurring. wishes credit anonymous whistleblowers Problematic Paper Screener [1] for bringing some above attention, prompting us investigate further. Cabanac G, Labbé C Magazinov A 2021 arXiv: 2107.06751v1 Retraction published: 23 February 2022