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狗哥

金虫 (小有名气)

[求助] 关于银纳米粒子的合成,文献给的有点奇怪,求高手鉴定

Preparation:Water was used as the solvent in all reactions.For a typical preparation, the silver nanoparticles were prepared
by adding 14 g of PVP to 500 mL of silver metal salt (AgNO3,5.6 mM) solution. The solution was then heated at 60 °C in an oil bath for 10 min, and then 37 mmol of NaBH4 was added.The mixture was then allowed to react for another 20 min in an oil bath. The reaction mixture was stirred for 30 min to remove the excess reducing agent (NaBH4).

文中给的加入37mmol硼氢化钠不知道具体指什么,怎么个加入法,高手帮忙研究研究吧~~
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匿名

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狗哥(金币+5): 2011-07-26 08:48:16
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4楼2011-07-22 19:44:10
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bluern

木虫 (著名写手)

硼氢化钠,一种强还原剂哦。
应该要么一次性,要么逐滴~~
2楼2011-07-19 21:46:34
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狗哥

金虫 (小有名气)

引用回帖:
Originally posted by bluern at 2011-07-19 21:46:34:
硼氢化钠,一种强还原剂哦。
应该要么一次性,要么逐滴~~

可是37nmol的量好像太多了呀
3楼2011-07-19 21:49:19
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776142

金虫 (正式写手)

恒压漏斗滴加的面大
5楼2011-09-08 10:02:59
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