Certified 0.2ml 2ml vial insert 8-425 HPLC vials Sigma Certified clear 9-425 screw top 2ml vials with inserts for sale Vials, screw top with solid green Thermoset cap with PTFE liner, preassembled, pkg of 100 for use with Screw Top vial, 2mL, 4.6mm I.D., 8-425 thread, pkg of 1000 ea Supelco pricing SDS 29039-U red PTFE/silicone, diam. ×