| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide water-soluble ionic liquids suitable for promoting adsorption of nucleic acids to a solid phase. <P>SOLUTION: A liquid composition for adsorbing a nucleic acid to a solid phase comprises: (a) a water-soluble salt which is a liquid (ionic liquid) at room temperature and comprises an organic cation selected from the group consisting of N-(1-butyl)-guanidinium, N-1-(2-methoxyethyl)-guanidinium, n-butane-1,4-diguanidinium, 3-methyl-1-[4-(3-methyl-3-H-benzimidazol-1-ium)-but-1-yl]-3H-benzimidazolium-di(toluylsulfat), and 1-butyl-pyridinium; and (b) an aqueous buffer. <P>COPYRIGHT: (C)2013,JPO&INPIT |
