方法：应用水洗对青霉素滤液进行洗涤。
Method:Adopting water—washing method to wash filtrate of penicillin. Results.
合并滤液和洗涤液浓缩并冻干以分离更昔洛韦L -缬氨酸酯。
The combined filtrates from filtration and the washings are concentrated and lyophilized to isolate ganciclovir L-valine ester.
对于过滤后得到的滤液及洗涤结晶体后得到的洗液，可以分别经过蒸馏分离，得到可以再次使用的溶剂和洗涤剂以及含砷量高的余量黄磷。
The resultant filtrate and washing liquid are distilled and separated separately to obtain solvent and washing agent as well as yellow phosphorus with high arsenic content for reuse.
通过对工艺流程中各阶段的石墨样品及洗涤过滤液进行分析检测，得出了提纯效果的制约因素。
In this study, the restrictive factors of refining effect were obtained through the analysis and detection of graphite samples and filtrates in the different stages of technological process.
通过对工艺流程中各阶段的石墨样品及洗涤过滤液进行分析检测，得出了提纯效果的制约因素。
In this study, the restrictive factors of refining effect were obtained through the analysis and detection of graphite samples and filtrates in the different stages of technological process.
应用推荐