Methods Galangin was extracted with ethanol, degreased with ligarine, and extracted with chloroform.

方法采用乙醇提取，石油，氯仿萃取，上聚酰胺柱得到高良姜素。

It is available for spraying degreasing steel pieces before bonderizing with powerful oil removing capacity.

易溶于水，除油能力强，易漂洗，中温使用。

Deliming using CO2 Supercritical Fluid(CO2 SCF) as reactant was investigated, and the effect of the presure, temperature and time on deliming and degrease was studied.

本文以CO2超界流体作反应物用于制革灰，研究了超界CO2压力、温度、时间及工艺对灰和响。

BlueStar cleaning technology uses BlueStar series of cleaning agent eliminate the dirt and cover on the object surface by the technique of degrease, derust and passivation.

蓝星化学清洗技术是利用蓝星系列清洗剂通过、酸洗除锈、钝化等工艺去除被清洗物体表面污物或覆盖层。