Journal of Analytical Methods in Chemistry

Research Article

Chemical Differentiation and Quantitative Analysis of Different Types of Panax Genus Stem-Leaf Based on a UPLC-Q-Exactive Orbitrap/MS Combined with Multivariate Statistical Analysis Approach

Table 6

Calibration curve for the eighteen ginsenosides in ginseng stem-leaf.


Compounds	−ESI PRM			+ESI PRM
Compounds	Calibration curve	Linear range (g/mL)	r	Calibration curve	Linear range (g/mL)	r

R1	Y = 3.27018 × 10⁷X + 1.27657 × 10⁷	0.0096–288	0.9994	Y = 7.12403 × 10⁵X + 1.14396 × 10⁶	0.096–28.8	0.9892
R2	Y = 2.87993 × 10⁷X + 5.33922 × 10⁷	0.074–74	0.9942	Y = 1.82435 × 10⁵X + 2.53254 × 10⁵	0.074–22.2	0.9897
Rb1	Y = 4.44403 × 10⁶X + 1.70415 × 10⁶	0.0108–36	0.9985	Y = 9.55059 × 10⁵X + 1.91469 × 10⁶	0.036–36	0.9850
Rb2	Y = 2.47272 × 10⁷X + 1.29975 × 10⁷	0.00162–54	0.9978	Y = 5.82544 × 10⁵X + 1.65322 × 10⁶	0.054–54	0.9846
Rb3	Y = 2.15503 × 10⁷X + 3.80369 × 10⁷	0.008–80	0.9914	Y = 2.89207 × 10⁵X + 1.49713 × 10⁶	0.08–80	0.9818
Rc	Y = 4.72793 × 10⁷X + 1.12854 × 10⁷	0.00072–24	0.9979	Y = 8.45948 × 10⁵X + 1.38423 × 10⁶	0.024–24	0.9804
Rd	Y = 3.37678 × 10⁷X + 1.08663 × 10⁸	0.00124–124	0.9815	Y = 3.53253 × 10⁵X + 3.07447 × 10⁶	0.124–124	0.9807
Re	Y = 3.19849 × 10⁷X + 2.13175 × 10⁷	0.00222–222	0.9970	Y = 4.69691 × 10⁵X + 2.40931 × 10⁶	0.074–74	0.9796
Rf	Y = 8.08178 × 10⁷X + 9.99727 × 10⁶	0.000684–22.8	0.9993	Y = 4.29504 × 10⁵X + 5.30340 × 10⁵	0.0684–22.8	0.9906
Rg1	Y = 8.38404 × 10⁶X + 3.00715 × 10⁷	0.0084–252	0.9958	Y = 1.15403 × 10⁶X + 2.47 × 10⁶	0.084–25.2	0.9771
Rg2	Y = 4.17409 × 10⁷X + 1.14333 × 10⁷	0.00264–26.4	0.9974	Y = 5.8844 × 10⁴X + 4.43358 × 10⁵	0.264–88	0.9879
Rg3	Y = 3.47553 × 10⁸X + 6.73022 × 10⁶	0.000402–1.34	0.9964	Y = 1.58307 × 10⁶X + 1.31307 × 10⁵	0.0134–1.34	0.9890
Rh1	Y = 3.4999 × 10⁶X + 2.45245 × 10⁶	0.0114–38	0.9950	Y = 4.7729 × 10⁴X + 4.6489 × 10⁴	0.38–11.4	0.9878
Rh2	Y = 1.3957 × 10⁶X + 1.25926 × 10⁶	0.092–27.6	0.9937	Y = 1.45527 × 10⁶X + 1.52536 × 10⁶	0.092–27.6	0.9937
Ro	Y = 5.2621 × 10⁶X + 5.94325 × 10⁶	0.0018–60	0.9925	Y = 1.82466 × 10⁶X + 2.10478 × 10⁶	0.018–60	0.9819
F1	Y = 4.03707 × 10⁶X + 1.93111 × 10⁶	0.015–50	0.9981	Y = 1.06804 × 10⁶X + 2.54794 × 10⁵	0.05–15	0.9982
F2	Y = 3.14728 × 10⁶X + 152,642	0.04–12	0.9998	Y = 1.48171 × 10⁶X + 2.40890 × 10⁵	0.04–12	0.9878
F11	Y = 8.90659 × 10⁵X + 20,891	0.0024–24	1.0000	Y = 1.93487 × 10⁶X + 6.14331 × 10⁵	0.072–24	0.9752