Electroplating sludge (ES), a hazardous waste rich in toxic heavy metals, is produced through CaO/Ca(OH) 2 precipitation. Despite its hazardous nature, the sludge is also a valuable secondary source ...
Chromatographic analysis was using a UPLC system (Sciex, US) with an Acquity UPLC Kinetex C18 column (100 mm × 3 mm, 2.6 μm) for NTs analysis. Tandem mass spectrometric analyses were conducted with a ...