Addition Funnels

DWK Life Sciences Kimble™ Kontes™ Funnel with PTFE-Plug Stopcock, Ground Joints

Ungraduated cylindrical addition funnel with PTFE stopcock manufactured from 33 expansion, low extractable borosilicate glass. Available with 250mL or 500mL capacity.

DWK Life Sciences Kimble™ KIMAX™ Addition Funnel with PTFE Stopcock

Supplied with a ground glass stopper and PTFE stopcock

Synthware™ Solvent Addition Funnels

Permits addition of solvents to flash chromatography columns without disturbing silica-gel/packing layer