Decomposition of lactic acid/trimetylamine compound through heating is difficult in the complexation extraction process to recover lactic acid from ferment broth and to regenerate solvent.

• 摘要采用络合萃取法提取发酵液中的乳酸过程中，在利用三甲胺进行溶剂再生时，无法对生成的乳酸三甲胺进行加热分解。