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Determination of Content in Doxaprom Hydrochloride Injection by Fluorospectrophotometry
Author(s): Wang Haihua, Qiu Yingheng, Li Yulan
Pages: 24-
25
Year: 2009
Issue:
5
Journal: China Pharmaceuticals
Keyword: 盐酸多沙普仑; 荧光分光光度法; 含量;
Abstract: 目的 建立盐酸多沙普仑注射液含量测定的荧光分光光度法.方法 以水为溶荆,测定波长λex为270 nm,λem 为 320 nm.结果 盐酸多沙普仑质量浓度在20.05-240.7 μg/mL 范围内与荧光强度呈线性关系(r=0.999 9),平均回收率为99.81%,RSD=0.60%(n=6).结论 荧光分光光度法专属性强、灵敏度高、重现性好,结果准确,适用于盐酸多沙普仑注射液的质量控制.
Citations
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