MS analyzed vial kit, certified, crimp cap, amber, write-on spot, PTFE/silicone septa, 1,000/pk. Vial size: 12 x 32 mm (11 mm cap) A-5190-6182 $1,092.99 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.