308k

The best transport conditions were pH values in feed solution 4.5 ~ 5.1 , carrier concentrations 5.0 % ~ 7.5 % and temperature 298 ~ 308K .

最佳传质条件为料液相pH值4.5~5.1、载体浓度5.0%~7.5%、温度298~308K。

METHODS Determination of static adsorption velocity curve and adsorption isotherms at 308K , and the dynamic adsorption process of ferulic acid on fixed bed adsorption column at different initial concentration and different flow speed were studied .

方法采用测定静态吸附速率曲线及测定30.8K的吸附等温线的方法，并对不同入口浓度和不同流速下，阿魏酸在固定床吸附柱上的动态吸附过程进行了研究。

The adsorption equilibrium data of O2 , N2 and their mixtures on 13X molecular sieve were determined at 298K and 308K , with the pressure range up to 600 Pa.

测定了O2、N2及其混合物在13X分子筛上298K及308K时的吸附等温线，平衡压力达600kPa。