Fig. 1From: Analysis of organic acids of tricarboxylic acid cycle in plants using GC-MS, and system modeling a Total ion chromatogram of organic acid using GC-MS analysis. b Mass spectrums of organic acids obtained after GC-MS analysis. Fumaric acid dimethyester (A), succinic acid dimethyester (B), malic acid dimethylester, (C) and citric acid trimethylester (D)Back to article page