Addition Funnels

Lenz Laborglasinstrumente™ Cylindrical Dropping Funnels, with Glass Plug

Lenz Laborglasinstrumente™ Cylindrical Dropping Funnels, with Glass Plug

For the safe, easy and accurate transfer of fluids in the laboratory. Lenz Laborglasinstrumente™ Cylindrical Dropping Funnels, with Glass Plug are manufactured from durable DURAN™ borosilicate glass.

Lenz Laborglasinstrumente™ Pressure Equalizing Dropping Funnels, with PTFE Plug

Lenz Laborglasinstrumente™ Pressure Equalizing Dropping Funnels, with PTFE Plug

Useful for transferring fluids and handling air-sensitive reagents in a sealed, inert-gas environment. Lenz Laborglasinstrumente™ Pressure Equalizing Dropping Funnels are manufactured from durable DURAN™ borosilicate glass.

DWK Life Sciences DURAN™ Dropping Funnel, cylindrical, with scale, and ground joint

DWK Life Sciences DURAN™ Dropping Funnel, cylindrical, with scale, and ground joint

The dropping funnel allows a dosed addition of solutions.

Pyrex™ Borosilicate Graduated Glass dropping Funnels with Cone and PTFE Key

Pyrex™ Borosilicate Graduated Glass dropping Funnels with Cone and PTFE Key

Has double graduated scale showing volume of liquid contained/delivered

Quickfit™ Funnel with Ground Glass Cone

Quickfit™ Funnel with Ground Glass Cone

Manufactured from chemically resistant Pyrex™ Borosilicate Glass. Quickfit™ Funnel with Ground Glass Cone is designed for transferring powders into Quickfit™ flasks and vessels.

Lenz Laborglasinstrumente™ Conical Dropping Funnels with Glass Plug

Lenz Laborglasinstrumente™ Conical Dropping Funnels with Glass Plug

Made of borosilicate glass. Lenz Laborglasinstrumente™ Conical Dropping Funnels with Glass Plug is used to manage the slow transfer of fluids with the featured stopcock to control the flow rate.

Pyrex™ Quickfit™ Glass Key and Stem with Cone

Pyrex™ Quickfit™ Glass Key and Stem with Cone

Add liquid to most Quickfit™ flasks and assemblies. Pyrex™ Quickfit™ Glass Key and Stem with Cone includes stopcock with interchangeable glass key.

Quickfit™ Glass Funnel with Rotaflo™ Stopcock and Open Top

Quickfit™ Glass Funnel with Rotaflo™ Stopcock and Open Top

Enables easy fitting to the top of Quickfit™ chromatography columns etc where protruding stem would be undesirable.

DWK Life Sciences DURAN™ Dropping Funnel, cylindrical, with scale, ground joint and pressure equalisation tube

DWK Life Sciences DURAN™ Dropping Funnel, cylindrical, with scale, ground joint and pressure equalisation tube

The dropping funnel allows a dosed addition of solutions. Due to the pressure compensation tube a possible under- and overpressure is prevented.

Lenz Laborglasinstrumente™ Funnels with NS cone

Lenz Laborglasinstrumente™ Funnels with NS cone

For the safe and easy mixing, pouring and storage of chemicals in the laboratory. Lenz Laborglasinstrumente™ Funnels with NS Cone are manufactured from durable DURAN™ borosilicate glass.

Lenz Laborglasinstrumente™ Dropping funnel, conical-shaped, with PTFE plug

Lenz Laborglasinstrumente™ Dropping funnel, conical-shaped, with PTFE plug

Made of borosilicate glass. Lenz Laborglasinstrumente™ Dropping funnel, conical-shaped, with PTFE plug are used for transferring fluids. The funnel is fitted with a stopcock which allows the flow to be controlled.

DWK Life Sciences DURAN™ Dropping Funnel, cylindrical, with scale

DWK Life Sciences DURAN™ Dropping Funnel, cylindrical, with scale

The dropping funnel allows a dosed addition of solutions.

Lenz Laborglasinstrumente™ Cylindrical Dropping Funnels with PTFE plug

Lenz Laborglasinstrumente™ Cylindrical Dropping Funnels with PTFE plug

Made borosilicate glass. Lenz Laborglasinstrumente™ Cylindrical Dropping Funnels with PTFE Plug are excellent for transferring liquids.

Quickfit™ Glass Funnel with Rotaflo™ Stopcock and PTFE Key

Quickfit™ Glass Funnel with Rotaflo™ Stopcock and PTFE Key

Fitted with GP Rotaflo™ stopcock with PTFE key. Quickfit™ Glass Funnel with Rotaflo™ Stopcock and PTFE Key does not require lubrication or contaminating greases and does not seize with caustic solutions. Complies with ISO 4800 Type 3 Standards.

Lenz Laborglasinstrumente™ Conical Dropping Funnels with PTFE Plug

Lenz Laborglasinstrumente™ Conical Dropping Funnels with PTFE Plug

Constructed from borosilicate glass. Lenz Laborglasinstrumente™ Conical Dropping Funnels with PTFE Plug are utilized in liquid-liquid extractions to separate a mixture into immiscible solvent phases of different densities.

Lenz Laborglasinstrumente™ Cylindrical Dropping Funnel with Solid Glass Plug

Lenz Laborglasinstrumente™ Cylindrical Dropping Funnel with Solid Glass Plug

Made of DURAN™ borosilicate glass. Lenz Laborglasinstrumente™ Cylindrical Dropping Funnel with Glass Plug includes pressure equalizing tubes. For use in liquid-liquid extractions to separate the components of a mixture into immiscible solvent phases of different densities.

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