Spectrum-Effect Relationship between HPLC Fingerprints and Antioxidant Activity of Yangyin Tongnao Prescription

Table 7

The results of antioxidant activities ( ± SD, n = 3).

Sample no.	DPPH; IC50 (mg/mL)	FRAP; FeSO4 equivalent (mmol/L)
S1	3.775 ± 0.017	6.328 ± 0.025
S2	4.396 ± 0.024	6.170 ± 0.034
S3	3.290 ± 0.018	5.331 ± 0.029
S4	3.694 ± 0.011	7.242 ± 0.022
S5	3.023 ± 0.016	6.003 ± 0.019
S6	3.637 ± 0.016	7.762 ± 0.022
S7	3.307 ± 0.017	7.345 ± 0.025
S8	3.296 ± 0.022	7.959 ± 0.033
S9	3.116 ± 0.017	8.245 ± 0.032