Hydrocarbon Compound Type Analysis by Mass Spectrometry:  On the Replacement of the All-Glass Heated Inlet System with a Gas Chromatograph

2001 ◽  
Vol 15 (2) ◽  
pp. 477-486 ◽  
Author(s):  
Stilianos G. Roussis ◽  
W. Pat Fitzgerald
1991 ◽  
Vol 5 (3) ◽  
pp. 356-360 ◽  
Author(s):  
Terrence R. Ashe ◽  
Steve G. Colgrove

Author(s):  
A.N. Sagredos ◽  
R. Moser

AbstractBased on previous work (7) a method to simultaneously determine vamidothion [I], vamidothion-sulfoxide [II] and vamidothion sulfone [III] in tobacco has been developed. The compounds are extracted with water/acetone/acetic acid from the tobacco, cleansed over an aluminium oxide column and then determined on the gas chromatograph with the specific sulphur detector. Rates of recovery are 70 % - 92 %, the determination level is 0.1 ppm. Mass spectrometry and nuclear magnetic resonance data of vamidothion [I], vamidothion-sulfoxide [ II ] and vamidothion-sulfone [III] are given.


2012 ◽  
Vol 26 (4) ◽  
pp. 2248-2255 ◽  
Author(s):  
Lante Carbognani ◽  
Roberto Meneghini ◽  
Eumir Hernandez ◽  
Joaquin Lubkowitz ◽  
Pedro Pereira-Almao

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