Determination of Pesticide Residues in Teas via QuEChERS Combined with Dispersive Liquid–Liquid Microextraction Followed by Gas Chromatography–Tandem Mass Spectrometry

2017 ◽  
Vol 80 (9) ◽  
pp. 1447-1458 ◽  
Author(s):  
Jianxun Li ◽  
Mengyuan Sun ◽  
Qiaoying Chang ◽  
Xueyan Hu ◽  
Jian Kang ◽  
...  
2021 ◽  
Vol 13 (35) ◽  
pp. 3978-3986
Author(s):  
Corinna Fischer ◽  
Thomas Göen

A method is presented for the extraction of the UV stabilizer UV-327 and its metabolites from urine with acetonitrile (disperser solvent) and chloroform (extraction solvent), followed by instrumental analysis of the trimethylsilylated analytes.


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