Crimp Top Vials, 12x32mm, 11mm Crimp Finish – Chemikalie. Crimp neck vials provide the tighest seal reducing the chance of sample evaporation. Write on patches with graduation at 0.5, 1.0 and 1.5ml. Vials 1.5ML HPLC – IndiaMART. 2mL, Amber Glass, 12*32mm, Flat Base, 9-425 Screw Thread Vial with White Write-on Patch and Graduation Lines