Single Standard Substance for the Simultaneous Determination of Eleven Components in the Extract of Paeoniae Radix Alba (Root of Paeonia lactiflora Pall.)

Table 2

The relative correction factors acquired with different injection volumes (2, 5, 10, 20, 35, and 50 μL).

Relative correction factor	50 μL	35 μL	20 μL	10 μL	5 μL	2 μL	Mean	RSD (%)
fgallic acid/paeoniflorin	0.0350	0.0353	0.0354	0.0356	0.0353	0.0330	0.0349	2.8
foxypaeoniflorin/paeoniflorin	0.0601	0.0613	0.0611	0.0637	0.0636	0.0592	0.0615	3.0
fcatechin/paeoniflorin	0.146	0.144	0.148	0.153	0.155	0.148	0.149	2.9
falbiflorin/paeoniflorin	1.10	1.09	1.10	1.09	1.09	1.02	1.08	2.6
fethyl gallate/paeoniflorin	0.0327	0.0327	0.0327	0.0329	0.0333	0.0326	0.0328	0.8
fgalloylpaeoniflorin/paeoniflorin	0.0998	0.100	0.100	0.102	0.104	0.0992	0.101	1.7
fpentagalloylglucose/paeoniflorin	0.0436	0.0417	0.0412	0.0413	0.0418	0.0406	0.0417	2.4
fbenzoic acid/paeoniflorin	0.189	0.189	0.195	0.194	0.193	0.181	0.190	2.6
fbenzoylpaeoniflorin/paeoniflorin	0.603	0.603	0.607	0.613	0.615	0.604	0.607	0.9
fpaeonol/paeoniflorin	0.0203	0.0203	0.0203	0.0204	0.0207	0.0193	0.0202	2.3