Simultaneous extraction of 32 polychlorinated biphenyls by using magnetic carbon nanocomposite based dispersive microextraction, subsequent dispersive liquid-liquid microextraction with two miscible stripping solvents, and quantitation by GC-μECD

2019 ◽  
Vol 186 (3) ◽  
Author(s):  
Najmeh Yazdanfar ◽  
Mojtaba Shamsipur ◽  
Mahnaz Ghambarian
Keyword(s):  
Polychlorinated Biphenyls ◽  
Simultaneous Extraction ◽  
Dispersive Microextraction ◽  
Magnetic Carbon ◽  
Dispersive Liquid Liquid Microextraction ◽  
Carbon Nanocomposite ◽  
Liquid Microextraction

A novel non-chromatographic strategy for the sequential/simultaneous extraction and analysis of chromium species by electrothermal atomic absorption spectrometry in effluents and different water sources

2014 ◽  
Vol 29 (11) ◽  
pp. 2168-2175 ◽  
Author(s):  
Noorbasha N. Meeravali ◽  
R. Manjusha ◽  
Sunil Jai Kumar
Keyword(s):  
Atomic Absorption Spectrometry ◽  
Atomic Absorption ◽  
Electrothermal Atomic Absorption Spectrometry ◽  
Absorption Spectrometry ◽  
Chromium Species ◽  
Simultaneous Extraction ◽  
Dispersive Liquid Liquid Microextraction ◽  
Liquid Microextraction ◽  
Surfactant Assisted ◽  
Different Water Sources

A novel surfactant assisted dispersive liquid–liquid microextraction based on the solidification of floating organic drop procedure is developed for the sequential and simultaneous pre-concentration of Cr(iii) and Cr(vi).

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