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第1楼2017/02/07
Fig. 6. Thin-layer chromatogram of some aromatic amines on silanized silica gel impregnated with 4% N- DPC solution. Migration distances, 12 cm; eluents, water-methanol-acetic acid (68.6:20: 11.4). (a) In-Bromoaniline; (b) o-bromoaniline; (c) p-bromoaniline; (d) p-chloroaniline; (m) mixture of chloro- and bromoanilines.
一篇文献有这样说,请高人们帮忙解释一下,是怎么操作的?!
先表示感谢!