网页Results 1 – 30 of 124 Crimp top vial convenience kit with PTFE/red rubber septa volume 1.5 mL, amber glass vial, PTFE/silicone, pkg of 100 ea. Vials – Control Specialties Based on chromatography experience, crimp-cap vials tend to be best for GC and Red crimp cap with natural rubber septum, PTFE coated 100/pk.