Stable pipettor suction head box

According to the technical scheme, the stable pipettor suction head box is characterized in that the stable pipettor suction head box comprises a box body, a tray made of polypropylene materials is arranged in the box body, a plurality of through holes are formed in the tray, the interiors of the through holes are connected with nests in a sliding mode, openings are formed in the tops of the nests, and a plurality of embedding grooves are formed in the inner circumferential walls of the nests; a first through groove is formed in the inner bottom wall of the nesting sleeve, sliding blocks are arranged at the two ends of the outer peripheral wall of the nesting sleeve, and sliding grooves used for sliding of the sliding blocks are formed in the two sides of the inner peripheral wall of the through hole. The tray has the advantages that the tray is made of polypropylene and has good strength and abrasion resistance, when a single suction head needs to be taken out, the suction head only needs to be rotated rever