Simultaneous determination of methyl esters of α-hydroxy and nonhydroxy fatty acids from brain cerebroside by fused-silica capillary gas chromatography

Author(s):  
Kumiko Abe ◽  
Yoichi Tamai
1983 ◽  
Vol 256 ◽  
pp. 303-312 ◽  
Author(s):  
Kazuhiro Kuwata ◽  
Kazuhiko Yamada ◽  
Hiroyasu Yamasaki ◽  
Yoshiaki Yamazaki ◽  
Yoshiyuki Kiso

1988 ◽  
Vol 71 (3) ◽  
pp. 466-468 ◽  
Author(s):  
Vipin K Agarwal

Abstract A gas chromatographic (GC) method was developed for the simultaneous determination of D- and L-malic acids in apple juice. D-Malic- (R)-(-)-2-butyl ester and L-malic-(R)-(-)-2-butyl ester are prepared with (R)-(-)-2-butanol. These diastereomers are separated and quantitated by gas chromatography on a Carbowax 20M (30 m x 0.25 mm) fused silica capillary column. This procedure does not involve any extraction or cleanup step.


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