中国医药
中國醫藥
중국의약
CHINA MEDICINE
2010年
1期
43-44
,共2页
二阶导数光谱法%盐酸异丙嗪%远志酊
二階導數光譜法%鹽痠異丙嗪%遠誌酊
이계도수광보법%염산이병진%원지정
Secondary derivative spectrophotometry%Promethazin hydrochlorid%Yuanzhi tincture
目的 用紫外分光光度法不经分离直接测定复方异丙嗪糖浆中盐酸异丙嗪的含量.方法 二阶导数光谱法,测定波长为256 nm.结果 盐酸异丙嗪在5.21～31.26 μg/ml浓度范围内线性关系良好,峰零间振幅D对浓度C的回归方程C=-651.25×D+0.3256,r=1.0000,平均回收率为101.10%,相对标准偏差为0.98%.结论 二阶导数光谱法测定复方异丙嗪糖浆中盐酸异丙嗪含量简便、快速、结果准确.
目的 用紫外分光光度法不經分離直接測定複方異丙嗪糖漿中鹽痠異丙嗪的含量.方法 二階導數光譜法,測定波長為256 nm.結果 鹽痠異丙嗪在5.21～31.26 μg/ml濃度範圍內線性關繫良好,峰零間振幅D對濃度C的迴歸方程C=-651.25×D+0.3256,r=1.0000,平均迴收率為101.10%,相對標準偏差為0.98%.結論 二階導數光譜法測定複方異丙嗪糖漿中鹽痠異丙嗪含量簡便、快速、結果準確.
목적 용자외분광광도법불경분리직접측정복방이병진당장중염산이병진적함량.방법 이계도수광보법,측정파장위256 nm.결과 염산이병진재5.21～31.26 μg/ml농도범위내선성관계량호,봉령간진폭D대농도C적회귀방정C=-651.25×D+0.3256,r=1.0000,평균회수솔위101.10%,상대표준편차위0.98%.결론 이계도수광보법측정복방이병진당장중염산이병진함량간편、쾌속、결과준학.
Objective To determine the quantity of compound Promethazine Syrup without any separation bv ultraviolet spectrophotometry(UV).Methods A secondary derivative spectrophotometry was used and the detection wavelength was at 256 nm.Results The linear ranges was 5.21～31.26 μg/ml,r=1.0000,the average recover was 101.10% for the determination of promethazine hydrochloride in compound promethazine syrup.RSD=0.98%.Conclusion Secondary derivative spectrophotometry is sensitive,rapid and accurate.
