Principle
Churning method has been used to mix the extract well to achieve the best liquid - liquid extraction results, and get the extract through the piston valve after stratification.

Application
It can replace the artificial liquid-mixing to achieve semi-automatic of liquid - liquid extraction. It can be widely used in environmental protection, medicine and other fields.

Work environment
It should be placed in clean and tidy, well-ventilated room. The table should be sturdy and stable. It also needs good grounding equipment. When using toxic organic solvents the extraction instrument should be placed in a fume hood in order to reduce the harm on the human body.