Active bacterial strain of arasaponin conversion trace fermentation screening container

The utility model discloses an active bacterial strain of arasaponin conversion trace fermentation screening container belongs to trace fermentation screening technical field. The screening container is equipped with the aperture for the centrifuging tube after improving on the lid of centrifuging tube, the diameter of aperture is 0.5 -2.0mm, the inboard cotton wool of filling of lid, cotton wool is closely laminated with the lid upper groove, and thickness is equipped with one or two glass pearls no longer than the recess in the centrifuging tube, and the diameter of glass pearl is 2.0mm -4.0mm. The screening container can spot test saponin transformation product and can certain bacterial strain of snap judgments active to adding the conversion of substrate saponin.