Pyrene fluorescence probe was used to investigate the structure of the adsorbed layer of cationic surfactants primary amines and quaternary amines at the diaspore-water interface.

采用荧光探针法研究了在烷基伯胺和季铵盐阳离子表面活性剂在一水硬铝石表面吸附层结构。

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The extractants used in gold recovery include modified amines, quaternary ammonium salts, alkyl phosphorus esters of oxides and guanidino-based compounds.

包括改性胺，季铵盐，磷氧化物及胍类萃取剂等。

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