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Chromatography Columns, with PTFE Needle Valve Stopcock

Product Code : JLI-LG-10802

Quick Answer: The Chromatography Columns, with PTFE Needle Valve Stopcock are borosilicate glass columns with a chemically resistant porosity 0 sintered disc and a PTFE needle valve stopcock for fine control of eluent flow.

Last updated: 18 October 2026

Key Features

  • PTFE needle valve stopcock for fine control of eluent flow.
  • Ground-glass socket that accepts reservoirs.
  • Chemically resistant sintered disc, porosity 0.
  • Borosilicate glass.

Technical Specifications

SpecificationValue
MaterialBorosilicate glass
SinterChemically resistant, porosity 0
StopcockPTFE needle valve
Top connectionGround-glass socket for reservoirs

How It Is Used

A solvent reservoir is fitted into the ground-glass socket to feed eluent onto the packed column, and the needle valve is turned to set a slow, steady flow out of the bottom.

Frequently Asked Questions

Can a reservoir be fitted to the Chromatography Columns, with PTFE Needle Valve Stopcock?

Yes. The ground glass socket accepts reservoirs, and the PTFE needle valve stopcock gives fine control of the eluent flow.

Related Lab Glassware

See the full lab glassware range, or these related chromatography columns and stopcocks:

For a quotation on the Chromatography Columns, with PTFE Needle Valve Stopcock, contact JLab India on +91-8569909696.

   
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