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Table 2 Precision accuracy and repeatability (%RSD) of this method

From: Investigation of metabolites accumulation in medical plant Gentiana rigescens during different growing stage using LC-MS/MS and FT-IR

Analytes Intra-day RSD% Inter-day RSD% Accuracy (n = 9) Repeatability (n = 6)
Day 1 Day 2 Day 3
Pa Pa Pa Pa Mean recovery RSD% RSD%
UV detector
Loganic acid 1.13 2.09 2.36 1.58 102.6 % 1.93 1.79
Swertiamarin 1.53 1.72 1.97 1.46 101.8 % 2.62 1.88
Gentiopicroside 1.74 1.85 2.27 1.38 98.7 % 1.77 1.69
Isoorientin 1.22 2.21 2.33 2.25 102.2 % 2.56 1.71
Isovitexin 1.27 1.85 1.76 1.64 97.3 % 2.13 2.07
MRM
Loganic acid 1.26 1.58 1.71 1.57 99.3 % 1.99 1.86
Swertiamarin 1.45 1.31 1.67 1.78 100.9 % 1.86 1.22
Sweroside 1.48 1.37 1.94 0.76 101.4 1.78 1.85
Isoorientin 0.95 1.08 1.88 1.21 98.7 % 2.14 1.29
Isovitexin 1.66 1.33 1.92 1.59 98.9 % 1.98 2.24
  1. Pa: peak areas