Screw Thread Vials are available in 8-425 (8mm) neck finishes. 8mm Screw HPLC Vials for PERKINELMER aijiren has been engaged in the production of 8-425 HPLC Vial with Caps for more than ten years, we have absolutely rich experience and familiar processes to produce 8-425 HPLC Vial with cap, and we can guarantee the high quality of 8-425 HPLC Vial with Cap produced by aijiren with