因此本文主要探讨了用离子交换法分离ala的工艺。
So this dissertation will pay attention to the process of separating ALA from fermentation broth.
目的：利用有机膜过滤和离子交换法分离提取发酵液中的L-缬氨酸。
Objective:Using organic membrane filtration and ion exchange to extract L-valine from the fermentation broth.
简要介绍了离子交换法分离钴镍离子技术工艺的特点，重点阐述了各种树脂在钴镍离子回收的实践和科研中进展情况。
The current conventional methods have chemical precpitation, extraction and ion-exchange resin, in which the ion-exchange resin is the better method.
采用二次离子交换法分离天然样品中的硼是一种更有效的从天然样品中分离和纯化硼的分离方法，因而，也进一步提高了硼同位素组成测定的测量精度。
The results showed that boron separation by the two-step ion exchange for isotopic measurement was more effective. It achieved high accuracy of isotopic measurement of boron.
采用离子交换树脂分离sam，证明离子交换法提纯SAM具有工艺简单，回收率高等优点。
Adopting the ion exchange resin to separate SAM and proved that the method had the advantages of the simple craft and the high recovery rate etc.
对采用离子交换法从钼酸铵溶液中除钒进行了研究。着重考察了DP - 1螯合型树脂从钼酸铵溶液中分离钒。
Study is made of vanadium removal from ammonium molybdate solution by ion exchange, focusing on the use of DP-1 resin for the said purpose.
在分离和富集铼的研究中，离子交换法和萃取法报道的较多。
In research of separating and collecting rhenium, there are comparative more reports about ion exchange and extraction.
降解后的糖酸混合液通过阴离子交换法可实现糖酸的分离。
After the degradation, sugar and acid could be separated successfully by anion exchange.
实验结果表明，等电点沉淀、凝胶柱层析法和阴离子交换法适合于分离水牛乳中主要过敏原成分。
The results showed that the methods of isoelectric precipitation, gel-filtration chromatography and anion-exchange chromatography were suitable for purifying the major allergens in buffalo milk.
简述了铝盐回收的主要方法，分别为酸溶法、碱溶法、离子交换法和膜分离法，对每一种方法的原理和特点作了介绍。
The principles and characteristics were briefly described on the methods of acid dissolution, alkali dissolution, ion exchange and membrane separation for aluminum salt recovery.
用阴离子交换法研究了TRPO流程中镎和钚的浓缩和分离。
The concentration and separation of Np and Pu in TRPO process are studied by anion exchange method.
目前制备99.999%以上金属高纯钴的制备方法很多，主要制备工艺有萃取法，膜分离法，离子交换法，电解法，区域熔炼法等方法。
There were many methods for preparing cobalt metal of 99.999% purity, such as extraction, membrane separation, ion exchange, electrolysis, zone melting etc.
降氟除砷是改善水质、预防地氟病、地砷病的根本措施，主要有混凝沉淀法、吸附法、离子交换法、膜分离法等。
Lowering fluoride concentration and removing arsenic from drinking water is an effective measure to improve water quality and prevent sickness related to fluoride and arsenic.
降氟除砷是改善水质、预防地氟病、地砷病的根本措施，主要有混凝沉淀法、吸附法、离子交换法、膜分离法等。
Lowering fluoride concentration and removing arsenic from drinking water is an effective measure to improve water quality and prevent sickness related to fluoride and arsenic.
应用推荐