Table 1.

Reproducibility of the developed LC/ESI-MS/MS method.

Analyte/IS	RRTa RSD (%)	RPAb RSD (%)
Z/d5-Z	0.51	4.11
IAA/d5-IAA	0.38	3.45
ABA/d6-ABA	0.20	4.36
JA/d5-JA	0.21	0.45
SA/d4-SA	0.21	0.47
ACC/d4-ACC	0.73	2.78
GA4/d2-GA4	0.20	1.72
GA9/d2-GA9	0.00	4.52
GA24/d2-GA24	0.19	1.11

^a Relative retention time

^b Relative peak area