2mL Amber Glass 12x32mm Flat Base 9-425 Screw Thread Vial with Label. Blue 9-425 Open Top Ribbed Screw Cap with 9mm Red PTFE/White Silicone Septa 1mm Thick (UltraClean). Vial Cap Septa are pre-assembled together. Blue Kit Packing.100pcs/pk
Resealable box helps to prevent contamination during use
Constructed with PTFE/ Silicone septa for contamination free sampling.
Ultra Clean PTFE/ Silicone septa is optimized for gas chromatography and mass spectrometry.