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关注：1
2013-05-23 12:21
求翻译：将溶剂用旋转蒸发仪抽净后，过柱分离，展开剂正己烷：乙酸乙酯=3:1，抽净展开剂后称量，得BMDPE g, 收率%.是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
将溶剂用旋转蒸发仪抽净后，过柱分离，展开剂正己烷：乙酸乙酯=3:1，抽净展开剂后称量，得BMDPE g, 收率%.
问题补充： |
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2013-05-23 12:21:38
The solvent rotary evaporator pumping net, after column separation, solvent hexane: ethyl acetate = 3:1, after weighing the pumping net developing agent, the get bmdpe g, yield%.
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2013-05-23 12:23:18
By rotating the solvent evaporates, the net, after the POST, expand, is hexane: ethyl acetate=3:1, the net amount after launch, BMDPE G, %.
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2013-05-23 12:24:58
Pulls out the solvent after the revolving evaporation meter only, crosses the column separation, the developing solvent normal hexane: Ethyl acetate =3: 1, after pulls out only the developing solvent the weighing, results in BMDPE g, receives rate %.
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2013-05-23 12:26:38
Solvent extraction with rotary evaporation instrument after the separation column, expand Agent n-hexane: ethyl acetate =3:1, net after weighing, BMDPE g, charge%.
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2013-05-23 12:28:18
正在翻译，请等待...
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