Traditional spraying, manual brushing method of low efficiency, easy to cause damage to the laboratory glass instruments, and it is difficult to clean some of the irregularly shaped objects, for some of the smaller capacity of the glass containers, can not be cleaned with a brush. Ultrasonic cleaning technology than spraying, manual brushing and other cleaning methods are more efficient and rapid, not subject to the shape and appearance of the glass instruments are limited, cleanliness is also higher, ultrasonic cleaning machine in the laboratory glass instrument cleaning has great advantages.