同时采用P矩阵法和多波长直线回归法测定脑清片中两组分的含量

THE CONTENTS OF NAOQING PIAN MAY BE DETERMINED BY THE P-MATRIX METHOD AND MULTI-WAVELENGTH LINEAR REGRESSION METHOD

本文经选择适当的测定波长，同时采用Ｐ－矩阵法和多波长直线回归法测定脑清片中氨基比林和咖啡因的含量。两个方法简便、快速、准确。样品测定结果均和北京市药品标准法测定结果一致。

After appropriate wavelength be selected, the contents of pyramidon and caffeine in naoqing plan may be determined by the p-matrix method and multi-wavelength linear regression method. On the basis of data observed it concludes that these methods are accurate,reliable, more simple and rapid as compared with the standard pharmacy regulations of Beijing.