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™ Kontes™ PTFE-Plug Stopcocks, Graduations, Pressure Equalizing Lines, Ground Joint Funnels
Graduations to stopcock are numbered both up and down
Synthware™ Solvent Addition Funnels
Permits addition of solvents to flash chromatography columns without disturbing silica-gel/packing layer
DWK Life Sciences Kimble™ KIMAX™ Addition Funnel with PTFE Stopcock
Supplied with a ground glass stopper and PTFE stopcock
DWK Life Sciences Kimble™ Kontes™ Graduated Addition Funnels with PTFE Metering Plug
Reproducible addition rates achieved
Synthware™ Addition Funnels with High Vacuum Valve
Used for filling containers
Eisco Squibb Separating Funnel 
With interchangeable plastic stopper
Eisco Separating Funnel
With interchangeable plastic stopper
