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

Table 1

MS parameters for BP, BA, and IS.

Compound	Charge	Retention time/min^−1	Parent ion	Daughter ion	Collision energy/eV^−1
IS	Positive	1.50	417.38	296.90	45
BP	Negative	2.81	583.18	165.05	25
BA	Positive	2.91	607.18	589.10	25