新 | 标 题 | 悬赏分 | 发贴人 | 回复/阅读 | 回复人 | 更新时间 |
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气相色谱柱的活化 | 3 | qfenzhu | 2/963 | leong_s | 2007-11-29 17:01:19 |
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求购少量γ-Al2O3 | 3 | qfenzhu | 1/712 | zh | 2007-09-28 14:26:21 |
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含结晶水的氟化钾如何除水? | 3 | qfenzhu | 5/1292 | wsg | 2007-09-07 21:29:11 |
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G—58C的活化 | 3 | qfenzhu | 3/929 | qfenzhu | 2007-09-04 09:30:47 |
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制备六氟甲基乙烯基醚 | 3 | qfenzhu | 18/2513 | qfenzhu | 2007-09-04 09:30:37 |
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2-氯-4-氨基苯酚 | 3 | qfenzhu | 4/784 | 笑傲江湖 | 2005-08-26 16:27:04 |
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求助减压蒸馏~~ | qfenzhu | 7/902 | wtianzhu | 2005-07-26 10:22:22 | |
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草酰氯的检测 | 3 | qfenzhu | 1/634 | sunyubo | 2005-06-26 19:19:53 |
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求液相检测条件 | 3 | qfenzhu | 4/407 | yrd1978 | 2005-06-09 21:42:53 |
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请教阻聚机理!!! | 3 | qfenzhu | 0/523 | 2005-06-07 17:43:01 | |
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再求制备2-氯-4-硝基苯酚的方法!!! | 3 | qfenzhu | 11/948 | admin | 2005-06-06 21:52:00 |
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共沸点和压力有关吗? | 3 | qfenzhu | 13/1873 | admin | 2005-06-06 21:44:39 |
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制备2-氯-4-硝基苯酚,求助!!! | 3 | qfenzhu | 2/437 | qfenzhu | 2005-05-20 12:31:37 |
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2-氯-4-硝基苯酚的检测 | 3 | qfenzhu | 11/766 | 北方1025 | 2005-04-21 17:39:12 |
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2-氯-4-硝基苯酚如何制备 | 3 | qfenzhu | 14/1291 | qfenzhu | 2005-04-17 14:36:00 |
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这种物质可以做气相吗? | 3 | qfenzhu | 2/401 | fuhonge | 2005-04-16 19:37:01 |
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谁知道2-氯-4-硝基苯酚的沸点 | 3 | qfenzhu | 5/1006 | qfenzhu | 2005-04-15 12:33:24 |
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求气相色谱样品的制备方法 | 3 | qfenzhu | 3/643 | huafengyi | 2005-04-13 16:07:31 |