Objective To research the separation process of L-histidine from eluted solution, which including L-histidine and L-lysine, by 717 ion exchange resin.
目的确定717树脂从碱性氨基酸粗提液中分离l组氨酸的工艺条件。
The process includes hydrochloric acid pretreatment, acetone extraction, hydrolysis of astaxanthin esters by catalysis of basic ion exchange resin, and adsorption separation.
该工艺包括粗色素油的提取，虾青素酯的水解和虾青素粗品的纯化。
The modified method can be applied to the analysis of Pt in the solution after the separation by extraction or ion-exchange process in the above mentioned media.
经过改进的方法应用于上述介质中萃取或离子交换分离后的溶液中铂的分析。
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