Lab Gas Chromatography Analysis 20ml Crimp Top Gc Headspace Vials With Crimp Vial size: 12 x 32 mm (12 mm cap) 100Pcs 2ml Lab Amber Sample Vial,9-425 Vials – Sepachrom. RA0633, 1.1ml Microliter Crimp Neck Vial ND11,32 x 11.6mm,clear glass,1st RA0546, 12mm Septa,Silicone white/PTFE blue,1.5mm,cross-slitted Conf 100pz.