CAP-07511 | 24-414 Green PP Hole Cap w/ PTFE/Silicone Septa - Qorpak
Assembled screw cap with hole with PTFE/silicone septum black polypropylene hole cap, thread for 13-425, PTFE/silicone, septum thickness 1.5 mm, for use with 4 mL vial, pkg of 100 ea | Sigma-Aldrich
Screw Cap 15mm Black Plastic Vial Cap with Natural Silicone Septa - Pack of 200
Thermo Scientific Assembled Caps and Septa for 8-425 Standard-Opening Vials:Vials:Autosampler | Fisher Scientific
CG-4910 - SCREW CAPS, OPEN TOP, WITH PTFE FACED SILICONE SEPTA, LAB-PAC, SEPTUM- Chemglass Life Sciences
Simport T504AQX Polypropylene Septum Screw Cap for Sample Tube (Pack of 250): Science Lab Cap Plugs: Amazon.com: Industrial & Scientific
Shop Green, Screw Neck Cap and PTFE/Silicone Septum | 186002130 | Waters