原子吸收分光光度法测定乳酸亚铁胶囊的溶出度

Journal of North Pharmacy(2016)

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Abstract
目的:建立乳酸亚铁胶囊溶出度的检查方法和测定方法.方法:以0.1mol·L-1盐酸溶液为溶出介质,蓝法,转速为50r·min-1,取样时间30min,以原子吸收分光光度法在248.35nm波长处进行测定.结果:亚铁离子检测浓度的线性范围为0.5~5.0μg·mL-1(r=0.999);平均回收率为99.63%,RSD=0.2%.结论:所用方法准确、可靠,可用于测定该制剂的溶出度.
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