The invention discloses an adjustable and detachable instrument table for the stomatology department. The adjustable and detachable instrument table for the stomatology department includes a supporting plate, and is compact in structure, convenient to move and less in occupied space during using. The arrangement of locking universal wheels combined with a push rod enables the instrument table to be easy to move; the arrangement of a trash can facilitates the collection of medical waste; the arrangement of a liquid level observation window facilitates the observation of the liquid level; the arrangement of medicine drawers facilitates the classified storage of medical equipment; the arrangement of a medicine storage box combined with partition plates facilitates the classified storage of medicines; the medical equipment can be disinfected by the arrangement of a liquid pump combined with a faucet; the arrangement of a sewage storage tank facilitates the collection of medical waste liquid; the arrangement of a clamping block combined with a clamping slot enables a collecting tank to be easy to disassemble and clean; the arrangement of LED illuminating lamps facilitates illuminating during surgery; and the arrangement of a rectangular handle enables the positions of the LED illuminating lamps to be adjusted conveniently.