网页VWR autosampler vial septa cap online-aijiren HPLC Vials Home » News » HPLC Septa Cap » VWR PTFE septum cap for HPLC vial VWR Autosampler Vials, Inserts and Closures Description Cap Color Cap Material Septum Hardness shore Thickness (mm) Cat. No. Pack of Case of 8mm Open Top Cap, 5.5mm hole Black Polypropylene Red PTFE/White