CRX2001-5003 Micro-Insert 31*5mm, 300ul, clear, flat bottom, for 8-425 screw top glass vial, 100/pk 11mm Crimp Top Glass Vial, 2ml Vial Volume 2ml, Vial Size 12x33mm, Crimp Top Compatible with most common HPLC/GC instruments Part No Description CRX2000-2001 2ml Clear vial,11mm crimp top, graduated with writing area, 100/pk