| 青霉素G钠生产中乙酸乙酯回收工艺的研究 |
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| 引用本文： | 范中元,辛海红,屈海涛,闫鹏飞. 青霉素G钠生产中乙酸乙酯回收工艺的研究[J]. 黑龙江医药, 2004, 17(3): 216-217 |
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| 作者姓名： | 范中元 辛海红 屈海涛 闫鹏飞 |
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| 作者单位： | 哈药集团制药总厂,150086;黑龙江大学 |
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| 摘 要： | 目的：通过对乙酸乙酯回收方法的改进获得符合企控标准成品并提高收率。方法：采用连续精馏法和双塔精馏法。结果：成品乙酸乙酯含量控制在75％以上，水分在0．3％以下。结论：改进后方法提高了三相组分分离的回收率。
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| 关 键 词： | 乙酸乙酯 共沸物 精馏 |
| 修稿时间： | 2003-11-18 |
The recovery process study of acetic ether in penicillin G sodium |
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| Fan Zhongyuan Harbin Pharmnaceutical Group CO.,LTD.General Pharm. Factory. The recovery process study of acetic ether in penicillin G sodium[J]. Heilongjiang Medicine, 2004, 17(3): 216-217 |
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| Authors: | Fan Zhongyuan Harbin Pharmnaceutical Group CO. LTD.General Pharm. Factory |
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| Abstract: | Objective:advancing recovery process of ethyl acetate in order that the product ob- tained conforms to the in-house specification and improving the recovery yield.Method:continu- ous rectify and two-tower rectify method.Resuhs:the assay of acetic ether is more than 75% and the water is less than 0.3%.Conclusion:The quality of ethyl acetate conforms to the in-house specification and the recovery yield increases. |
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| Keywords: | Ethyl acetate azeotrope rectify |
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