Aijiren Vials, Caps, Inserts & Septa. Crimp top vial kit, 2 mL, amber vials, silver aluminum caps, PTFE/silicone septa, 100/pk. Vial size: 12 x 32 mm (11 mm cap) A-8010-0196. $92.99. Aijiren 2 mL crimp top vials are constructed from Type 1 borosilicate glass, with low metal content, to protect your sample from destabilizing or leaching.