Retraction Note: Microwave-ultrasonic assisted extraction of lignin to synthesize new nano micellar organometallic surfactants for refining oily wastewater

Affiliations

• ¹ Department of Chemistry, Faculty of Science Al-Zulfi, Majmaah University, 11952, Majmaah, Saudi Arabia.
• ² Department of Chemistry, Science Faculty, Ain Shams University, Cairo, 11566, Egypt. [email protected].
• ³ Department of Biology, College of Science Al-Zulfi, Majmaah University, 11952, Majmaah, Saudi Arabia.
• ⁴ Department of Chemistry, Faculty of Science Al-Zulfi, Majmaah University, 11952, Majmaah, Saudi Arabia. [email protected].
• ⁵ Egyptian Drug Authority (EDA), P.O.29, Giza, Egypt. [email protected].