Assembled screw cap with hole with PTFE/silicone septum black

Nature PTFE/Nature Silicone Septa , 24mm Screw PP Cap, 15mm Centre Hole,Open-top - Chromatography Consumables - Chongqing Dongzheng Lab Supplies Ltd.

Lab Sample Storage 8-12ml Amber Glass Vial with 15-425 Screw Cap and PTFE Silicone Septa - China 8ml Glass Storage Vial, 12ml Screw Top Vial

Shimadzu PP Short Thread Cap red, 6.0 mm centre hole, Septum Silicone/PTFE - 961-10030-23 - £25.12

snap septum cap USA-Aijiren HPLC Vials

MACHEREY-NAGEL 702069 Screw Neck Closure, N8, Polypropylene, Black, Hole, PTFE/Silicone/PTFE, R/W/R, 1.0 mm Diameter (Pack of 100): : Industrial & Scientific

snap septum cap USA-Aijiren HPLC Vials

Shop Black Cap & Preslit PTFE/Silicone Septum, 186005827

Assembled Screw Cap with Hole - High-Quality Vial Sealing Solution

screw top laboratory vials with inserts for HPLC-Aijiren