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pp.150-154
This study was investigated that quality inspection of distributed Scutellariae Radix in Korea. To evaluate the quality of these herbal medicines, we carried out TLC pattern, foreign matter in purity, loss on drying, ash, acid-insoluble ash, oil content, dilute ethanol-soluble, water-soluble, ether-soluble extracts contents, quantitative analyses, residual SO2, individual heavy metals and organochlorine pesticides. To measure contents of baicalin, baicalein and wogonin, we were quantitative analyzed using HPLC. The average contents of baicalin, baicalein and wogonin were detected by 13.28 (±0.43)%, 1.17 (±0.04)% and 0.40 (±0.02)%, respectively. Each average contents As, Cd, Hg and Pb was 0.059 (±0.054) mg · kg-1, 0.019 (±0.010) mg · kg-1, 0.017 (±0.057) ppm and 0.242 (±0.084) mg · kg-1, respectively.
