Table 3.

Results of stability for stock solution, working solution, and autosampler of TCA cycle intermediates.

Analyte	Stock Solution Stability, %		working Solution Stability, %		Autosampler Stability (%)
	HQC	LQC	HQC	LQC	HQC	LQC
cis-Aconitic acid	89.13	90.01	87.52	91.02	88.28	89.23
Citric acid	90.12	95.01	91.05	96.12	91.29	94.35
Fumaric acid	100.20	94.25	101.39	95.01	99.80	93.91
Isocitric acid	109.62	111.47	108.52	114.23	112.59	114.80
Malic acid	97.34	86.01	98.10	86.50	98.64	85.56
Pyruvic acid	87.23	98.12	87.01	96.52	86.77	97.81
Oxoglutaric acid	98.99	91.23	96.52	90.34	97.90	89.36
Glycine	110.52	87.24	109.34	87.52	111.83	85.92
l-Alanine	89.25	113.24	89.34	112.24	88.04	115.25
l-Serine	90.52	102.34	91.04	101.11	91.85	101.58
l-Aspartic acid	92.00	107.32	93.34	108.00	92.73	108.68
l-Glutamine	86.23	100.12	87.54	99.01	85.45	101.81
l-Glutamic acid	95.12	109.12	93.12	108.92	94.87	107.59
l-Lactic acid	101.52	112.52	102.15	114.19	101.38	115.13
Succinic acid	97.85	112.52	98.14	113.00	98.07	114.61
d-Glucose	91.23	100.12	92.32	101.92	90.22	99.29