Aijiren septa cap for snap vial-Aijiren HPLC Vials. Vial convenience pack, crimp top, amber vials, silver aluminum caps, PTFE/red rubber septa, 500/pk. Vial size: 12 x 32 mm (11 mm cap) A-5181-8801 $329.99 Aijiren 2 mL crimp top vials are constructed from Type 1 borosilicate glass, with low metal content, to protect your sample from