Micro-spectrophotometric determination of nickel in Gentiana rigescens after switchable hydrophilicity solvent-based ultrasound-assisted liquid phase microextraction

Publication date: Available online 16 May 2021Source: Microchemical JournalAuthor(s): Xiaofang Yang, Caixia Yan, Yiping Sun, Yong Liu, Shengchun Yang, Qingwen Deng, Xiaodong Wen

Source: Microchemical Journal - May 17, 2021 Category: Chemistry Source Type: research