당귀의 DPPH radical 소거 활성은 청초 전처리와 주정 전처리 간의 큰 차이는 나타나지 않았으나 220℃에서 6분 주정 전처리를 하였을 때 가장 높게 증가함을 확인하였다.
The DPPH radical scavenging activity of Angelica keis didn't show an important difference between the pre-treatment with clean vinegar therefore the pre-treatment with alcohol, nonetheless it ended up being verified that the best increase ended up being observed whenever pre-treatment with alcohol at 220°C for 6 mins.