With increasing number of carbon atom of alkyl group in the ionic liquid the extraction efficiency of lithium obviously increased.
锂的萃取率随离子液体中烷基碳原子数的增加而增加。
Results the extraction efficiency of the novel method was 2 ~ 3 times higher than the others.
结果双相水解连续萃取法的提取率是常用3种溶剂法的2 ~3倍。
The used time of the method is only 1/150 of the soxhlet method while the extraction efficiency can be above 93% of the soxhlet method.
本发明方法所用时间仅为索氏提取法的1/150,而萃取效率可达到索氏萃取法的93%以上。
Stationary phase is the key to determine the extraction efficiency and the range of application of SPME.
固相微萃取技术的萃取效率及应用范围主要取决于其涂层的选择。
In this paper, the effecting parameters on the extraction efficiency such as gas flow rate, extraction time, extracting solvent type, temperature of sample and extracting solvent were investigated.
在本论文中,系统地研究了影响萃取率的参数,主要参数包括:惰性气体流速、萃取时间、萃取溶剂类型、样品加热温度和萃取溶剂温度等等。
The results showed that the extraction efficiency of various isomers of PCDD/Fs in the soils was related to the extraction times.
得出土壤中二英类物质各异构体的提取效率与提取次数有关。
Recovery pertains to the extraction efficiency of an analytical method within the limits of variability.
回收率与分析方法可变限度的萃取效率有关。
Methods:The extracting conditions and adsorptive characteristics and elutive parameters of the process were studied by taking the extraction efficiency and purified ratio of Rheum as mark.
方法以大黄总蒽醌的提取率及洗脱率为考察指标,考察大黄的提取条件及大孔吸附树脂富集、纯化大黄总蒽醌的吸附性能和洗脱参数。
The mechanism of microwave solubilization and influence factors of the extraction efficiency of aluminium oxide by experiment are studied.
就这一方法的工艺路线及影响氧化铝溶出率的相关因素进行了实验研究,探讨了微波对粉煤灰的作用机制。
The thermal stability of the polymer coating and the relationship between the styrene ratio and the extraction efficiency were investigated.
用顶空萃取法对水中低级芳烃化合物进行了萃取实验,考察了此高聚物涂层的热稳定性及单体比例与萃取率的关系。 收藏。
It is a fast means to fabricate large-area fluorescent pattern, which provides the possibility to increase the extraction efficiency of OLEDs.
这种快速制备大面积荧光图案的方法在提高有机光致发光器件的光抽取效率方面有着潜在的应用。
By using an improved algorithm to extract the workspace boundary of a robot with 7 degrees of freedom, the extraction efficiency and the result both meet the requirement of the following work.
用一种改进算法对一七自由度机器人的工作空间进行边界点提取,提取效率和结果都满足后续工作的要求。