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youlizujuan

新虫 (小有名气)

[求助] 如何溶解纳米金?

小弟买了一点粒径10纳米的金粉,成了2mg在1mL水里没能溶解,里面貌似很多不溶物,请教各位前辈怎样能溶解?我要做成胶体金。谢谢了。
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xpy1990

铜虫 (初入文坛)

【答案】应助回帖

感谢参与,应助指数 +1
用表面活性剂溶解试一下,比如CTAB等等
2楼2013-09-06 12:42:20
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zihua886

铁杆木虫 (正式写手)

引用回帖:
2楼: Originally posted by xpy1990 at 2013-09-06 12:42:20
用表面活性剂溶解试一下,比如CTAB等等

诚心请教,兄台能否给一下具体的文献来着。给个题名或者引用都行
工作原因,暂离数月。
3楼2013-09-06 16:25:11
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quantum力学

新虫 (初入文坛)

酒精?
4楼2013-09-06 16:49:10
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xpy1990

铜虫 (初入文坛)

【答案】应助回帖

你可以看看这篇文章
     Anisotropic Overgrowth of Metal Heterostructures Induced by a Site-Selective Silica Coating
       其中有一句话是: In the first step, the Au nanorod solution (12 mL) was
centrifuged at 6800 g for 30 min. The precipitate was re-dispersed into a CTAB solution (12
mL, 0.1 M)。
     希望对你有用
5楼2013-09-13 17:14:40
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