系数外推法
系数外推法-
方法：双波长系数标准加入外推法。
Methods : Dual-wavelength standard addition method was used .
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目的：利用双波长系数标准加入外推法，同时测定了复方阿斯匹林中阿斯匹林、扑热息痛和咖啡因的含量。
Objective : Aspirin , phenacetine and caffeine in compound aspirin tablet were simultaneously determined .
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双波长系数标准加入外推法测定复方阿斯匹林中3组分的含量
Simultaneous Determination of Aspirin , Phenacetine and Caffeine in Compound Aspirin Tablet by Dual-Wavelength Standard Addition Method