Home > Wen Yuan (High School Edition) > 2021 No.11 > HS-PEG修饰金溶胶的储存

  • HS-PEG修饰金溶胶的储存

    Author(s):

    伍乔

    Publication Title:

    Wen Yuan (High School Edition) 2021 No.11

    Affiliations:

    长沙卫生职业学院

    Abstract:

    研究了HS-PEG修饰金溶胶在浓缩至干燥后的稳定性。测量了浓缩至干燥前后金溶胶的UV-vis吸收光谱和SERS光谱,通过光谱的变化揭示其稳定性。结果表明:HS-PEG修饰的金溶胶浓缩至干燥前后,金溶胶的理化性质一致。利用这种性质,可以将金溶胶浓缩至固态保存,使用时,加水恢复至所需金溶胶浓度即可。

    Keywords:

    金溶胶;稳定性;浓缩;保存

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