Table 2. Total phenolics and flavonoids contents in H. Rosa Sinensis.

Extracts	Total phenolics content (mg gallic acid equivalent /g)	Total flavonoids content (mg rutin equivalent /g)
Crude extract	57.09 ± 0.35	26.87 ± 0.01
Methanol extract	70.98 ± 0.03	21.08 ± 0.03
Ethyl acetate extract	21.31 ± 0.01	21.70 ± 0.001
n-hexan extract	18.45 ± 0.003	14.95 ± 0.02

Values are given as mean ± SD (n=3) for each extract.