Age-Related Reference Intervals for Blood Amino Acids in Thai Pediatric Population Measured by Liquid Chromatography Tandem Mass Spectrometry

Table 1

Operating conditions with changing flow rate during the run time for the analysis (adapted from Instruction Manual for LC-MS/MS Analysis MassChrom [14]).

Time (min)	0	0.24	0.25	1.24	1.25	1.5	1.51
Flow (µl/min)	200	200	20	20	600	200	200