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. 2021 Apr 22;12:575726. doi: 10.3389/fphar.2021.575726

TABLE 3.

Ruggedness of the RRT and RRF of marker components in C. morifolium/C. indicum flower, n = 7.

Analyte Shimadzu20 A Agilent1260 RSD (%)
RRT RRF RRT RRF RRT RRF
Chlorogenic acid a 1.00 - 1.00 - - -
Isochlorogenic acid B a 2.89 0.93 2.90 0.93 0.2 1.4
Isochlorogenic acid A a 3.26 0.83 3.27 0.82 0.2 1.6
Isochlorogenic acid C a 3.84 0.89 3.85 0.88 0.2 0.8
Luteolin-7-O-glucoside b 1.00 - 1.00 - - -
Apigenin-7-O-glucoside b 2.89 0.76 2.90 0.77 0.2 1.0
Linarin b 3.26 1.04 3.25 1.04 0.2 3.1
Luteolin-7-O-glucuronide b 1.04 1.03 1.05 1.03 0.7 -
Diosmetin-7-O-glucoside b 1.65 1.03 1.64 1.03 0.4 -
Apigenin-7-O-6″-malonylglucoside b 2.65 0.91 2.64 0.91 0.3 -

Components were identified and quantified using chlorogenic acid.

a

or luteolin-7-O-glucoside.

b

as internal reference substances.