新 | 标 题 | 悬赏分 | 发贴人 | 回复/阅读 | 回复人 | 更新时间 |
用氯化氢与乙醇可否替代氯乙醇? | 3 | zlb882001 | 10/1233 | ky3000t | 2008-08-21 00:01:56 | |
求助两篇文献! | 3 | zlb882001 | 3/707 | zlb882001 | 2008-06-24 21:19:48 | |
巯基化合物的鉴别 | 3 | zlb882001 | 3/1759 | admin | 2008-06-24 19:06:33 | |
氯化亚砜溶剂 | 3 | zlb882001 | 2/762 | zlb882001 | 2008-06-24 14:36:41 | |
元素分析技术 | 3 | zlb882001 | 4/572 | zlb882001 | 2008-06-24 13:40:46 | |
含量只达80%能测红外吗? | 3 | zlb882001 | 5/871 | zlb882001 | 2008-06-19 11:37:15 | |
抗心绞痛药物 | 3 | zlb882001 | 2/487 | zlb882001 | 2008-06-14 15:55:14 | |
这个化合物的属性?! | 3 | zlb882001 | 3/466 | zlb882001 | 2008-06-14 11:11:12 | |
0.1N碘滴定液与0.1mol/L碘滴定液的换算? | 3 | zlb882001 | 7/2605 | zlb882001 | 2008-06-14 08:27:43 | |
标定液的概念? | 3 | zlb882001 | 6/753 | mengniu | 2008-06-11 14:40:24 | |
脱甲基试剂配比 | 3 | zlb882001 | 15/1799 | zlb882001 | 2008-06-10 13:06:12 | |
柠檬酸醋酐试液的配制 | 3 | zlb882001 | 2/496 | zlb882001 | 2008-05-25 09:58:00 | |
水溶性物质可不可以做薄层? | 3 | zlb882001 | 3/732 | zlb882001 | 2008-05-21 11:48:38 | |
巯基化合物的属性 | 3 | zlb882001 | 4/672 | zlb882001 | 2008-05-15 15:01:59 | |
巯基化合物是硫脲的衍生物吗? | 3 | zlb882001 | 2/697 | zlb882001 | 2008-05-15 08:52:55 | |
哪位大侠知道中检所标准品一般含量能达到多少? | 3 | zlb882001 | 2/563 | zlb882001 | 2008-05-12 08:38:59 | |
甲磺酸与三氯化磷反应也应该生成酰氯吧! | 3 | zlb882001 | 2/495 | zlb882001 | 2008-05-11 12:20:21 | |
标准品.对照品 | 3 | zlb882001 | 3/743 | zlb882001 | 2008-05-01 14:58:57 | |
对甲氧基苯甲酰氯在水中能反应吗? | 3 | zlb882001 | 6/1091 | zlb882001 | 2008-04-23 19:46:22 | |
鉴别甲基苯基氧基3种基团的专属显色剂 | 3 | zlb882001 | 0/755 | 2008-04-23 14:05:45 |