... conformational isomer 构象异构体 isomer separation 同质异能素分离,同核... optical isomer [有化]光学异构体...
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For the low productivity and degree of purity of lycopene in China, the article analyze the stabilization, production, purification, separation of isomer and anaysis of lycopene.
该文针对番茄红素生产过程中产品产率低、纯度差的现状，对番茄红素的稳定性、生产方法、纯化方法、 异构体的分离以及检测进行阐述。
To meet the requirement of crystallization separation process for para-acetaminophenylacetate ethyl, molecular distillation was firstly used to separate the isomer.
为满足对乙酰氨基苯乙酸乙酯后续结晶分离工艺的需要，将分子蒸馏技术首次应用于同分异构体的预分离。
Results :The method was proved to be selective for separation of cefdinir, its by-products, degradation products and E -isomer.
结果：头孢地尼与其副产物、降解产物及E 异构体分离良好。
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