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題 名 | 以毛細管電泳法分析中藥成分--半夏、大棗、陳皮及其製劑=Determination of Chelidonic Acid, Hesper-Idin and Homogentisic Acid in Traditional Chinese Medicinal Preparation by Capillary Electrophoresis |
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作 者 | 溫國慶; | 書刊名 | 中醫藥年報 |
卷 期 | 15:3 1997.05[民86.05] |
頁 次 | 頁1-28 |
分類號 | 414.33 |
關鍵詞 | 大棗; 陳皮; 半夏; 中藥製劑; 毛細管電泳法; Chelidonic acid; Hesperidin; Homogentsic acid; Zizyphi fructus; Citri leiocarpae exocarpium; Pinelliae tuber; Capillary electrophoresis; |
語 文 | 中文(Chinese) |
中文摘要 | 本實驗以毛細管電泳層析法定量中藥材半夏中homogentisic acid,大棗中 chelidonic acid 與陳皮中 hesperidin 成分。使用之毛細管為 75 μ m × 67cm (100 × 200), 其層析條件:緩衝液為 homogentisic acid 20mM Na �� B �� O �f 10H �� O/10mM NaH �� PO �� pH=7.5, 100mM Cholic acid,10% acetonitrile,電壓 20KV,溫度 30 ℃ ,檢測波長 UV280rm; chelidonic acid 12.5mM Na �� B �� O �f 10H �� O/10mM NaH �� PO �� pH=11,10% acetonitrile,電壓 15KV,溫度 30 ℃,檢測波長 UV280nm,內部標準 品 dipenylhydramine; hesperidin 17.5mM Na �� B �� O �f 10J �� O/10mM NaH �� PO �� pH=11.8, 25% methanol, 電壓 15KV, 溫度 30 ℃, 檢測波長 UV254nm,r=0.9993, hesperidin r=0.9989, hogentisic acid r=0.9991。 chelidonic acid, hesperidin 與 homogentisic acid 之同日內測之相對標準偏差分別為 0.38%,22.22%,2.64%; 異日間測 試之相對標準偏差分別為 4.93%,6.58%, 5.61%, 其添加回收率分別為 chelidonic acid 101.5% 及 hesperidin 89.2%。 |
英文摘要 | A capillary electrophoresis method for the determination of chelidonic acid, hesperisin and homogentisic acid in traditional Chinese preparations was established. The buffer solution used in this method was 12.5mM Na �� B �� O �f 10H �� O/10mM NaH �� PO �� pH=11, 10% acetonitrile for chelidonic acid; 17.5mM Na �� B �� O �f 10H �� O/10mM NaH �� PO �� pH=11.8, 20% methano; for hesperidin and 20mM Na �� B �� O �f 10H �� O/10mM NaH �� P �� pH=7.5, 100mM Cholic acid, 10% acetonitrile for homogentisic acid. The linear calibration range was 0.011=0.055mg/ml (r=0.9993) for chelidonic acid and 0.32-0.2 mg/ml (r=0.9989) for hesperidin. The recovery was 101.5% for chelidonic acid and 89.2% for hesperidin. The relative standard deviation was 0.38% (intraday) and 4.93% (interday) for chelidonic acid, 2.22% (intradary) and 6.58% (interday) for hesperidin and 2.64% (intraday) and 5.61% (ieterday) for homogensic acid. The method is simple, rapid and reproducible. The content of chelidonic acid in Zizyphi Fructus-containing Chinese medicinal preparations could eadily be determined within 19 min. The content of heseridin ini Citri Leiocaroae Exocarpium-containing Chinese medicinal oreparations could easily be determined within 21min. |
本系統中英文摘要資訊取自各篇刊載內容。