Chloroacetic acid specific gravity testing device and testing method

The invention relates to the technical field of detection devices, in particular to a chloroacetic acid specific gravity testing device and method. Comprising a rack, a vertically-arranged inner cylinder is fixedly installed on the inner wall of the rack, a sample storage cavity, a liquid distribution cavity, a liquid storage cavity and a waste discharge cavity which are isolated from one another are sequentially formed in the inner cylinder from top to bottom, a liquid feeding module is installed in the liquid storage cavity, and a set of testing mechanisms distributed in a circumferential array mode are fixedly installed on the circumferential side face of the inner cylinder; a lifting ring is slidably connected to the peripheral side face of the inner cylinder and corresponds to the position above the testing mechanism, a vertically-arranged lead screw driving module is fixedly installed on the upper portion of the inner cylinder, and the peripheral side face of the lead screw driving module is in transmis