thread HPLC sample vials teflon. thread HPLC sample vials teflon-HPLC Sample Vials Sample vials with short thread ND9 Vial kit, HPLC-certified, Clear Vol. 1,5 ml. Ø, 11,6 mm. Height, 32 mm. Septum material, Silicone white/PTFE red.Sample vial for hplc 5 ml | Si Home Products