Rapid Determination of Isomeric Benzoylpaeoniflorin and Benzoylalbiflorin in Rat Plasma by LC-MS/MS Method

Table 2

Regression equation and correlation coefficients for BP and BA ( = peak area ratio of BP or BA versus IS; = concentration of BP or BA).

Compound	Linear range/ng mL^−1	Regression equation	Correlation coefficient
BP	1–1000		0.9998
BA	1–1000		0.9982