Studies on the Processing of Herbal Medicines (VI) -HPLC Analysis of Standard Compounds of Unprocessed-and Processed Herbal Medicines-

한약재 수치에 관한 연구 (VI) -건강과 산약의 수치전.후 지표물질의 함량분석-

Zingiberis Rhizoma and Dioscoreae Rhizoma were processed according to chinese pharmacopoeia and literatures. The content of 6-gingerol in processed Zingiberis Rhizoma was significantly increased than that of unprocessed one. The content of allantoin in unprocessed Dioscoreae rhizoma through HPLC was $0.32{\pm}0.06%$ and after processing was not significantly decreased to $0.23{\pm}0.12%$.