Vial choices include: Crimp Top, Snap Top, and Screw top vials with a selection of 2mL, 12x32mm 10mm Wide Opening Screw Thread Vials and Inserts. VWR® FOR CHROMATOGRAPHY COLUMNS, CONSUMABLES Micro-insert, clear glass, 15 mm top, silanised Any combination of 1,5 ml screw neck vial 10-425 with one of the 10 mm PP screw.