J.G. Finneran Snap Top Chromatography Vial Caps
![J.G. Finneran Snap Top Chromatography Vial Caps](https://www.krackeler.com/tt/lg/graphics/0564/jpg/5250-11-11mm-clear-snap-cap-ptfe-silicone-lined.jpg)
Caps may be snapped on and off by hand which eliminates the need for metal crimping and decapping tools, thus reducing potential hazards due to sharp aluminum metal edges. Large opening top provides greater target area for needle penetration.