12 x 32mm Crimp Top Vials and Caps – Chromatography Direct. Best prices available on 12 x 32mm Crimp Top Vials and Caps for HPLC, GC, MS instrumentation 2ml Amber Crimp Top Vial with Label 12mm x 32mm. Vials and Caps – WICOM. Items 1 – 24 of 470 WICOM 2ml vial brown glass, with write-on patch and fused micro pack composed of N11 crimp