Synthetic peptide purification. Are isocratic elution and volume overload options to improve process economics?

合成蛋白提纯-无梯度洗脱和容量超负荷的取舍能提高工艺经济性？

The paper chromatography-mottle elution chronometry is established which is a simple and convenient and accurate method of quantitatively determining L-leucine.

建立了一种比较简便、准确的定量测定发酵L-氨的"—斑洗脱比法"。

Desorption ratio attained 97.35% and the purity of procyanidins was 95.25% when the concentration of ethal was 40% as elution solvent.

以40％乙醇溶洗脱，解吸率达97.35%，原花青素纯度达95.

A zero dead volume microinjector,a constant pressure separation system and a flow splitter for gradient elution are designed,which are effective for solving the existing main problems of CEC.

设计了一种包括具有极小死体积的进样器、恒压分离系统和适于梯度洗脱的分流器的流路结构,可有效地解决CEC现存的主要问题。