Addition Funnels
Chemglass Life Sciences 10mL Powder Addition Funnel, 24/40 Joint Size, Auger A
10mL Powder Addition Funnel, 24/40 Joint Size, Auger A. Facilitates the delivery of free-flowing, granular solids into reactions. Pressure equalizing arm is equipped with a vented stopper for air-free operations and also permits access into the delivery stem for easy clean-out. One piece, easily removed grooved PTFE auger delivers powders at a uniform rate. Funnel has a lower inner joint and top outer, both being the size listed.
Eisco™ Ungraduated Dropping Funnel
Features a 100 mL capacity, Rotaflow stopcock, and is fitted with a 19/26 interchangeable plastic stopper
Eisco™ Glass Dropping Funnels with Screw Threads
Eisco™ Glass Dropping Funnels with Screw Threads are not graduated and include a PTFE stopcock.
Eisco™ Dropping Funnels with Rotaflow Stopcock
High quality borosilicate 3.3 glass funnel with screw cap Rotaflow stopcocks and interchangeable polypropylene stoppers
Chemglass Life Sciences 10mL Addition Funnel, Graduated, 24/40 Joint Size, 2mm PTFE Stpk, 255mm OAH
10mL Addition Funnel, Graduated, 24/40 Joint Size, 2mm PTFE Stpk, 255mm OAH. Cylindrical style addition funnel similar to CG-1716, but with PTFE stopcocks. Funnels with 14/20 and 19/22 joints are supplied complete with a stopper. For replacement stoppers see CG-3000.
Chemglass Life Sciences 125mL Funnel, Addition, Graduated, 14/20 Joint Size, Airfree, Schlenk
125mL Funnel, Addition, Graduated, 14/20 Joint Size, Airfree, Schlenk. Unique design of this addition funnel permits solutions to be prepared using a magnetic Stir Bar. Side arm has a 2mm high vacuum glass T-Bore stopcock having a Stainless Steel constant pressure retention device for evacuation and purging of both the funnel and lower vessel. Lower valve is a 0-4mm Chem-Vac™ Chem-Cap valve. The top outer and lower inner standard taper joints are the same size. The 50mL and 125mL sizes are graduated in 1.0mL subdivisions, while the 250mL has 5.0mL subdivisions.
Ace Glass, Inc. 50mL graduated cylindrical funnel, 14/20 top, 14/20 bottom, metering valve stopcock plug
50mL graduated cylindrical funnel with 14/20 top and bottom joints, a drip stem, and double scale graduations that are calibrated from the stopcock. Drip stem does not extend beyond the joint, thereby eliminating a possible source of breakage. Funnel has a metering valve stopcock plug.
Ace Glass, Inc. 600mL Addition funnel with Ace-Thred™ connections for a leak-proof seal.
600mL Addition funnel with Ace-Thred™ connections for a leak-proof seal.
Ace Glass, Inc. 250mL 24/40 addition funnel, PTFE stopcock plug, ungraduated
250mL short stem addition funnel with 24/40 top and bottom joints, and a PTFE stopcock plug. Funnel is not graduated.
Ace Glass, Inc. Funnel, addition, jacketed, 500mL, 24/40 joints, 4mm PTFE stopcock
500mL graduated addition funnel with outside jacket for cooling and/or heating. Jacket extends from just below shoulder of vessel down to the bottom tube just below the stopcock. Stopcock is a 4mm bore PTFE plug. Bottom drip tube extends to the edge of the lower, 24/40 inner standard taper joint. Top outer reinforced joint is also 24/40. Side hose barbs are size D for 3/8 I.D. tubing.
Chemglass Life Sciences Funnel, Solvent Addition, Stem 12mm OD X 100mm Long
Funnel, Solvent Addition, Stem 12mm OD X 100mm Long. Design of funnel permits addition of solvents to flash chromatography columns without disturbing the silica-gel / packing layer. Lower end of the funnel is closed and the stem has a series of small holes through which the solvent drains. Top of the funnel is 75mm (3in) in diameter with the stem size as listed.
Chemglass Life Sciences 500mL Addition Funnel, Graduated, 29/42 Joint Size, 4mm PTFE Stopcock, 445mm OAH
500mL Addition Funnel, Graduated, 29/42 Joint Size, 4mm PTFE Stopcock, 445mm OAH. Cylindrical style addition funnel similar to CG-1710, but with a PTFE stopcock. Funnels with 14/20 and 19/22 joints are supplied complete with a stopper. For replacement stoppers see CG-3000.
Chemglass Life Sciences 100mL Funnel, Addition, 14/20 Joint Size, Valve On Side Arm, Airfree, Schlenk
100mL Funnel, Addition, 14/20 Joint Size, Valve On Side Arm, Airfree, Schlenk. Lower outlet is a standard taper inner joint and has a CG-961-01 0-4mm Chem-Vac Chem-Cap valve. Top outer joint is the same size as the lower inner joint. Available with a 0-4mm Chem-Cap Airfree inlet valve.
Ace Glass, Inc. Funnel, addition, graduated, PTFE stopcock, 10mL, 14/20
Funnel, addition, graduated, PTFE stopcock, 10mL, 14/20
Ace Glass, Inc. Funnel, 500mL, jacketed, pressure equalizing, addition, 24/40joints, 4mm PTFE stopcock.
500mL jacketed pressure equalizing addition funnel with 24/40 top and bottom joints, and a 4mm PTFE stopcock. Jacket runs from shoulder at top of vessel to above the PTFE stopcock. Funnel has size D hose barbs for 3/8 ID tubing. Pressure equalizing arm runs from top of vessel to just below the PTFE stopcock. Graduations are in both ascending and descending volume. Bottom drip tip extends to the edge of the bottom inner joint. Top outer joint is reinforced for safety.