scholarly journals Determination of pesticide multi-residues in green tea using a modified QuEChERS extraction and liquid chromatography tandem mass spectrometry technique

2015 ◽  
Vol 44 (3) ◽  
pp. 409-419 ◽  
Author(s):  
S. C. Tran ◽  
H. Th. Le ◽  
T. H. Thai-Nguyen
2015 ◽  
Vol 7 (16) ◽  
pp. 6572-6578 ◽  
Author(s):  
Sisi Chen ◽  
Casey Burton ◽  
Anthony Kaczmarek ◽  
Honglan Shi ◽  
Yinfa Ma

A novel high-performance liquid chromatography-tandem mass spectrometry technique was developed to simultaneously quantify quinolinate, gentisate, 4-hydroxybenzoate, and α-ketoglutarate in urine specimens.


2015 ◽  
Vol 7 (22) ◽  
pp. 9577-9586 ◽  
Author(s):  
Julien Camilleri ◽  
Emmanuelle Vulliet

The method enables the determination of the target analytes with limits of detection comprised between 0.03 and 0.2 ng g¬1and limits of quantification comprised between 0.1 and 0.6 ng g¬1.


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