乙酰靛玉红对SDS临界胶束浓度的测定
Journal of Tianjin University of Technology（2014）
Abstract
本文以乙酰靛玉红为探针采用荧光光谱法对阴离子表面活性剂十二烷基磺酸钠(简称SDS)的梯度浓度下的荧光强度进行了测定.结果表明,当SDS浓度为8.20 mmol·L-1时,乙酰靛玉红发射峰位置592 nm处的荧光强度发生了明显的变化,此突变点对应的SDS浓度值与其临界胶束浓度文献值一致,表明将乙酰靛玉红作为荧光探针测定SDS的CMC是可行的.
MoreKey words
fluorescent probe,critical micelle concentration,N-acetylindirubin,sodium dodecyl sulfonate
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