Simultaneous Determination and Pharmacokinetic Comparisons of Multi-Ingredients after Oral Administration of Radix Salviae Miltiorrhizae Extract, Hawthorn Extract, and a Combination of Both Extracts to Rats

Table 1

Calibration curves of the five ingredients.

Analyte	LOD (𝜇g/mL)	Slope ± SD	Intercept ± SD	𝑟	Linear range (𝜇g/mL)
DSS	0.04	0.1134±0.005	−0.0347±0.0017	0.9936	0.16–8.0
RA	0.05	0.1909±0.012	−0.0031±0.0003	0.9938	0.151–7.55
LA	0.04	0.1813±0.011	−0.0437±0.0035	0.9932	0.175–17.5
SAB	0.06	0.2604±0.013	0.0964±0.0012	0.9919	0.187–18.7
HP	0.05	0.0926±0.006	−0.0095±0.0007	0.9972	0.15–7.5