对牛血清白蛋白进行烷基化修饰,合成一系列两亲性的十二烷基白蛋白（DSA）衍生物,并采用1H NMR、元素分析以及热重分析法对其进行结构......

考察了阳离子、非离子和阴离子表面活性剂存在下水杨酸-2＇-乙基己基酯（EHS）的吸收光谱和激发态分子内质子转移（ESIPT）荧光光谱.结果表明......

Conventional procedures for sample preparation, such as calcination and acid digestion, were compared with an alternativ......