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。
The coordination compound provided by the invention has a single structure without any isomer, and is characterized in defined structure and easy separation.
本发明的该配合物结构单一，不存在异构体，该配合物具有结构确定、易于分离等特点。
The coordination compound provided by the invention has a single structure without any isomer, and is characterized in defined structure and easy separation.
本发明的该配合物结构单一，不存在异构体，该配合物具有结构确定、易于分离等特点。
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