负载有机相

并采用pH值摆动效应对负载有机相进行了反向萃取研究。

Anti-extraction of loaded organic phase with pH-swing effects has been researched .

对P507D的负载有机相进行了反萃及再生研究。

The stripping and regeneration of the loaded organic phase of P507D were studied .

硫脲反萃取季铵盐负载有机相中金、银、铜

Stripping of Gold , Silver and Copper from Loaded Quaternary Ammonium Salt by Acidified Thiourea Solution

为了提高纯化效率，一些国家研究采取不用水洗和酸洗而用返回部分纯化的产品液来冲洗负载有机相的方法。萃取设备比较多的采用塔式设备。

During scrubbing of loaded organic phase , the methods using partly returned product liquor were studied in some countries and columns were mainly used as extraction equipment so as to improve the purification efficiency .

采用氢氧化钠为反萃剂对负载有机相进行反萃，反萃后得到萃取剂经多次实验验证，能反复利用；得到的溶液经浓缩结晶得到醋酸钠晶体，经化验分析符合Q/NH18&1999标准。

Adopting sodium hydroxide as stripping agent to strip load organic phase , and obtaining extractant after stripping can be repeatedly used by test verification ; Sodium acetate crystals from crystal enrichment of separated solution can meet the standards Q / NH18-1999 through laboratory analysis .