The laboratory ultrasonic cleaning machine can be used for: ultrasonic cleaning, sample pretreatment, ultrasonic water bath, ultrasonic oscillation, emulsification, mixing, extraction, dispersion, elimination, degassing, cell crushing catalytic reaction, and assistance functions such as dissolution, acceleration of chemical reactions, viscosity reduction of adhesive liquids, semiconductor silicon wafers, new materials and energy, scraper extraction, high-speed magnetic materials for smoke and other applications.