Aijiren HPLC LC 8-425 Screw Thread Vial Caps, 8 mm, PTFE . Autosampler Vial, Chromatography Lab Vial, HPLC LC GC 1.5 ml Wide Opening Short Screw-Thread Sample Vial with Write-on Spot, Amber, 12x32mm, 8-425 Top Type, 100 pcs/pk by Aijiren 2.9 out of 5 stars 2 $18.99 . Sarstedt Inc - Lab Equipment and Lab Supplies