Multicomponent Analysis of Liuwei Dihuang Pills by a Single Marker Quantification Method and Chemometric Discrimination of Fingerprints
Table 4
Relative correction factors determined by different instruments and columns.
Instrument
Column
Relative correction factor
fs1
fs2
fs3
fs4
fs5
fs6
fs7
Waters e2695
1#
1.9522
1.2036
0.7019
0.8471
0.6865
1.7554
0.7851
2#
1.9338
1.2376
0.6894
0.8009
0.6871
1.8115
0.7960
3#
1.8909
1.2409
0.7092
0.8341
0.7009
1.7165
0.8067
Agilent 1260 InfinityII
1#
1.9230
1.2091
0.7032
0.8245
0.6972
1.7976
0.7986
2#
1.8888
1.2318
0.6873
0.8045
0.6922
1.7268
0.7755
3#
1.9189
1.2330
0.7006
0.8323
0.6875
1.8120
0.8116
Shimadzu Nexera X2
1#
1.9463
1.2257
0.7285
0.8022
0.6929
1.7630
0.7751
2#
1.9070
1.2053
0.7092
0.8365
0.6775
1.7702
0.8058
3#
1.9634
1.2323
0.6920
0.8159
0.6894
1.7195
0.7966
Mean
1.9249
1.2244
0.7024
0.8220
0.6901
1.7636
0.7946
RSD (%)
1.4
1.2
1.8
2.1
0.98
2.1
1.7
fs1, fs2, fs3, fs4, fs5, fs6, and fs7 are the relative correction factors of gallic acid, 5-hydroxymethylfurfural, morroniside, sweroside, loganin, paeoniflorin, and cornuside, respectively.
