borosilicate type volatile organic analysis vials cap and septa. clear vial septa cap distributor-Aijiren HPLC Vials V927+C9191, 1.5ml, Vial+Cap+Septa, Screw, ClearV927+C9191, 1.5ml wide opening short screw-thread vial with write-on spot, clear 11.6*32mm