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作者 Sensitive 在 PTT [ Chemistry ] 看板的留言(推文), 共37則

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Fw: [問題] 請問化學有沒有重觀念的書？

[ Chemistry ]3 留言, 推噓總分: +2

作者: wise0701 - 發表於 2020/05/18 20:09(5年前)

20^F推Sensitive: 引航不錯啦05/21 23:13

[實驗] 吸乙三胺覺得想吐

[ Chemistry ]29 留言, 推噓總分: +7

作者: a6000200 - 發表於 2020/03/30 18:15(5年前)

4^F推Sensitive: 真的是蠻臭的= = 不過每天吸就習慣了...03/30 21:03

[實驗] 阿司匹靈合成

[ Chemistry ]40 留言, 推噓總分: +5

作者: ohshine - 發表於 2019/04/13 00:21(6年前)

30^F推Sensitive: 第一次結晶前有先打NMR確定有產物peak嗎?04/15 00:02

31^F推Sensitive: 再結晶我都是先加入一些EA，比方5mL，加溫到全部溶解04/15 00:04

32^F→Sensitive: 再慢慢加入hex直到有些微晶體，再用熱水浴使晶體溶解04/15 00:04

33^F→Sensitive: 靜置，不知道這樣的方式是不是正確的04/15 00:05

[實驗] Staudinger 反應後移除TPPO

[ Chemistry ]9 留言, 推噓總分: +5

作者: xxxx85214 - 發表於 2018/01/26 22:52(8年前)

9^F推Sensitive: NH2不上保護基，用酸鹼萃取的方式可以嗎01/29 20:07

[實驗] 請問康胖是油狀物該如何養晶

[ Chemistry ]21 留言, 推噓總分: +9

作者: enolate - 發表於 2016/04/18 13:56(9年前)

16^F→Sensitive: 多做一點在結晶...或是他就是油狀物...04/19 21:13

Re: [生活] 任何酸鹼,只要中和到PH7,就無腐蝕性了嗎?

[ Chemistry ]14 留言, 推噓總分: +7

作者: WEINUO - 發表於 2016/03/14 21:03(10年前)

11^F推Sensitive: 推03/18 19:39

[實驗] 非毒化物且無惡臭的溶劑選擇？

[ Chemistry ]40 留言, 推噓總分: +13

作者: faniour - 發表於 2015/11/10 19:41(10年前)

17^F推Sensitive: DMAc好像也是毒化物?11/12 22:53

18^F→Sensitive: 1,4-dioxane ?11/12 22:54

19^F→Sensitive: 啊這好像也是毒化物11/12 22:54

[資訊] 2015 諾貝爾化學獎簡介

[ Chemistry ]17 留言, 推噓總分: +15

作者: yutsao - 發表於 2015/10/08 07:20(10年前)

13^F推Sensitive: 推~~~10/09 23:56

Re: [實驗] 玻璃瓶洗完烘乾後管壁霧霧的

[ Chemistry ]15 留言, 推噓總分: +4

作者: adaplant - 發表於 2015/09/04 22:56(10年前)

4^F推Sensitive: 推專業09/05 03:22

[閒聊] 比較香的藥劑

[ Chemistry ]44 留言, 推噓總分: +13

作者: magicshiela - 發表於 2015/08/28 16:23(10年前)

38^F推Sensitive: proline 還有磷化物都很臭...09/01 14:37

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