Assembled screw cap with hole with PTFE/silicone septum black polypropylene hole cap, thread for 18

Pre-assembled caps and septa are convenient and minimize contamination from handling.

Fisherbrand™ 18mm PP Screw Seal, Black, open top, 18-400 thread, Assembled septum

Assembled screw cap with hole with PTFE/silicone septum black polypropylene hole cap, thread for 8-425, PTFE/silicone (red PTFE/white silicone), septum thickness 1.3 mm, for use with 2 mL vial (standard opening), pkg

Screw cap, phenolic, with open center black phenolic cap (no

CAPS AND LINERS

9mm Screw Cap Polypropylene (PP) With PTFE/Silicone Septum - Pack Size 100 - The Consumables Company

9mm Screw Cap Polypropylene (PP) With PTFE/Silicone Septum - Pack

PP Screw-on Caps, pierceable silicone/PTFE septa, 1.0 mm

Vials, screw top with polyprop, 27049, SUPELCO

Screw caps for screw neck vials, N 13

Screw closure N 13–Vials and caps–MACHEREY-NAGEL

Details of Aluminum Crimp Cap with PTFE/Silicone Septa for 20mm Headspace Vial

Screw cap, phenolic, with open center black phenolic hole cap, for use with 22 mL vial with 20-400 thread, pkg of 100 ea

Polypropylene caps are chemically inert and suitable for most chromatography applications P

Fisherbrand™ 15mm PP Screw Seal, Black, Center hole, 15-425 thread, Assembled septum

Analytical Vials