extracting agent

• 萃取剂,提取剂

extracting agent的用法和样例：

例句

1. A new extracting agent of piperidine derivant was synthesized.
   合成了一种新萃取剂哌啶多氮衍生物。
2. With diethyl malonate as the extractant,the condition of extracting gold the electronic scrap was studied.
   研究了采用萃取剂丙二酸二乙酯回收电子废弃物中金的方法。