药学研究
藥學研究
약학연구
JOURNAL OF PHARMACEUTICAL RESEARCH
2014年
12期
693-695
,共3页
王正%沈华%李蕾%郦红岩
王正%瀋華%李蕾%酈紅巖
왕정%침화%리뢰%역홍암
桑叶%芦丁%高效液相色谱法%含量测定
桑葉%蘆丁%高效液相色譜法%含量測定
상협%호정%고효액상색보법%함량측정
Mulberry leaves%Rutin%HPLC%Determination
目的:研究不同时期桑叶中芦丁的含量。方法 Kromasil C18柱(4.6 mm ×250 mm,5μm);流动相:甲醇-0.5%磷酸水溶液(梯度洗脱),检测波长:358 nm;柱温:30℃;结果芦丁在0.1262~2.02μg范围内有良好的线性关系,r=0.9999,平均回收率为97.88%,桑叶中芦丁含量最高在霜降前后。结论初步表明了桑叶中芦丁含量随季节变化的规律。
目的:研究不同時期桑葉中蘆丁的含量。方法 Kromasil C18柱(4.6 mm ×250 mm,5μm);流動相:甲醇-0.5%燐痠水溶液(梯度洗脫),檢測波長:358 nm;柱溫:30℃;結果蘆丁在0.1262~2.02μg範圍內有良好的線性關繫,r=0.9999,平均迴收率為97.88%,桑葉中蘆丁含量最高在霜降前後。結論初步錶明瞭桑葉中蘆丁含量隨季節變化的規律。
목적:연구불동시기상협중호정적함량。방법 Kromasil C18주(4.6 mm ×250 mm,5μm);류동상:갑순-0.5%린산수용액(제도세탈),검측파장:358 nm;주온:30℃;결과호정재0.1262~2.02μg범위내유량호적선성관계,r=0.9999,평균회수솔위97.88%,상협중호정함량최고재상강전후。결론초보표명료상협중호정함량수계절변화적규률。
Objective To study the content of rutin in different period of mulberry leaf. Methods The Kromasil C18 column(4. 6 mm × 250 mm,5μm)was used,and mobile phase was composed of methanol-0. 5% phosphoric acid solution ( gradient elution),Detection wavelength was at 358 nm,the column temperature was at 30℃. Results The linear range of rutin was 0. 126 2~2. 02 μg( r=0. 999 9). The average recovery of rutin was 97. 88%,the highest content of rutin in mul-berry leaves before and after the frost. Conclusion Preliminary results suggested that rules of rutin in mulberry leaves sea-sonal changes.