网页HPLC sample vials 1.5ml Perkin Elmer-Aijiren Sample Vials 1.5mL 9mm Short Thread Vial ND9 for GC and HPLC Product Description. 1.Short screw Thread ND9 vials (11.6*32mm) for GC and HPLC. 2.Wide opening can effectively prevent the risk caused by the excursion of injection needle. 3.Available as closed top screw seals or with centre hole. 4.Available