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北京石油化工学院2026年研究生招生接收调剂公告
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lyq_superior

金虫 (正式写手)


594306435(金币+5, 翻译EPI+1): 谢谢 2011-04-05 08:53:37
你想你再组织下下面的翻译就可以搞定了,我没时间搞了!
2 and 5 mL PPA will be mixed, heated in oil bath under the conditions of reaction, reaction monitoring by TLC, until complete reaction, cooled, add dilute ammonia, precipitation of solid solid crude product obtained by filtration.Crude product obtained by recrystallization with ethanol a pure compound.
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