In situ transesterification of the natural pyrethrins to methyl esters by heterogeneous catalysis using a supercritical fluid extraction system and detection by gas chromatography-mass spectrometry

1997 ◽  
Vol 785 (1-2) ◽  
pp. 263-267 ◽  
Author(s):  
B.W. Wenclawiak ◽  
M. Krappe ◽  
A. Otterbach
Keyword(s):  
Mass Spectrometry ◽  
Gas Chromatography ◽  
Heterogeneous Catalysis ◽  
Supercritical Fluid Extraction ◽  
Supercritical Fluid ◽  
Methyl Esters ◽  
Extraction System ◽  
Gas Chromatography Mass Spectrometry ◽  
In Situ Transesterification

Determination of hexabromocyclododecane in soil by supercritical fluid extraction and gas chromatography mass spectrometry

2018 ◽  
Vol 10 (10) ◽  
pp. 1181-1189 ◽  
Author(s):  
Xinlei Wang ◽  
Xu Zhang ◽  
Zhifeng Wang ◽  
Yuedong Chen ◽  
Xinxin Li ◽  
...  
Keyword(s):  
Mass Spectrometry ◽  
Gas Chromatography ◽  
Supercritical Fluid Extraction ◽  
Supercritical Fluid ◽  
Gas Chromatography Mass Spectrometry ◽  
Fluid Extraction ◽  
Innovative Method ◽  
Chromatography Mass Spectrometry

Effective detection of hexabromocyclododecane using an innovative method combined with supercritical fluid extraction and gas chromatography mass spectrometry was established.

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