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panxiaoxue

铁虫 (小有名气)

[求助] 求助:怎样将10nm的三氧化二铁颗粒从硝酸铁溶液中分离?

请问各位高手,如何从硝酸铁溶液中分离出直径约为10nm左右的三氧化二铁颗粒?我用5000转/min的速度离心10分钟没有离下来
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xiejf

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panxiaoxue: 金币+2, ★★★很有帮助 2012-09-10 15:37:29
5000转太低了,12000用丙酮沉淀效果比较好。
麦麦爸爸爱小牛
2楼2012-09-07 20:18:12
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