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Dropping Funnel Cylindrical, PTFE Stopcock

Product Code : JLI-LG-10841

Quick Answer: The Dropping Funnel Cylindrical, PTFE Stopcock is a cylindrical dropping funnel with a PTFE stopcock in 2.5, 4 or 6 mm bore, made in capacities from 50 ml to 1000 ml.

Last updated: 18 October 2026

Key Features

  • Cylindrical body.
  • PTFE stopcock.
  • Bore sizes 2.5, 4 and 6 mm.
  • Five capacities: 50, 100, 250, 500 and 1000 ml.

Technical Specifications

SpecificationValue
BodyCylindrical
StopcockPTFE
Bore2.5, 4, 6 mm
Capacities50, 100, 250, 500, 1000 ml

How It Is Used

The funnel is mounted above a reaction flask and filled with a liquid reagent, which is run in slowly by opening the PTFE stopcock, so the addition can be made drop by drop during the reaction.

Frequently Asked Questions

What bore sizes are available on the Dropping Funnel Cylindrical, PTFE Stopcock?

The PTFE stopcock is offered with a 2.5 mm, 4 mm or 6 mm bore.

Related Lab Glassware

See the full lab glassware range, or these related dropping and separating funnels:

For a quotation on the Dropping Funnel Cylindrical, PTFE Stopcock, contact JLab India on +91-8569909696.

   
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