CAJ | 학술논문

提出了采用乙腈作为溶剂漩涡混合超声提取-气相色谱外标法定量测定曲克芦丁中甲醇的方法。结果显示,提取方式选择漩涡混合提取5分钟加超声提取20分钟,提取率最高,甲醇浓度在0.05～2mg/ml呈线性关系,甲醇的定量限为0.0042mg/ml。在2个标准加入水平下进行回收率和精密度实验,加标回收率均处于98.1%～101.2%之间,相对标准偏差（n=6）小于1.95%。
제출료채용을정작위용제선와혼합초성제취-기상색보외표법정량측정곡극호정중갑순적방법。결과현시,제취방식선택선와혼합제취5분종가초성제취20분종,제취솔최고,갑순농도재0.05～2mg/ml정선성관계,갑순적정량한위0.0042mg/ml。재2개표준가입수평하진행회수솔화정밀도실험,가표회수솔균처우98.1%～101.2%지간,상대표준편차（n=6）소우1.95%。
make the Vortex hybrid ultrasonic acetonitrile as the solvent extraction, by gas chromatography with external standard method for quantitative determination of methanol in troxerutin Results display, Vortex extraction method for mfxture extraction of ultrasonic extraction of 5 minutes plus 20 minutes, highest extraction rate, Methanol concentration is linear relationship in 0. 05-2 mg/ml, quantitative limit of methanol is 0.0042 mg/ml. Joining the level of recovery in 2 standard and precision experiments, and recovery rates are between 98.1%-101.2%, the relative standard deviation (n=6) is less than 1.95%.