Chromacol 2mL, 12x32 Standard Opening Screw Thread Vials and Inserts Description Glass Patched Dimension (mm) Profile Total Volume (mL) Usable Volume (mL) Residual (µL) Cat. No. Pack of 8-425 Screw Thread Vial Clear Yes 12x32 Flat Bottom 2.0 1.5 <170 2-SV 500 Amber Yes 12x32 Flat Bottom 2.0 1.5 <170 2-SV(A) 500 8-425 Screw Thread Vial – GOLD