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用二阶导数分光光度法测定维生素E霜中维生素E的含量 ,可消除基质对测定的干扰 ,方便简便、快速且准确。回收率为 98.2 4 % (RSD =0 .6 1% )。
Determination of Vitamin E in Vitamin E Cream by Second Derivative Spectrophotometry Eliminates Matrix Interference with Assay, Convenient and Easy, Fast and Accurate. The recovery was 98.2 4% (RSD = 0.61%).