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Four Neck Reaction Flask Lid

Product Code : JLI-LG-11189

Quick Answer: The Four Neck Reaction Flask Lid is a heavy-wall borosilicate glass lid with four standard taper necks and a flat ground surface that can be greased or sealed with an O-ring.

Last updated: 18 October 2026

Key Features

  • Four necks with standard taper joints.
  • Flat ground surface for grease or an O-ring.
  • Heavy-wall borosilicate glass.
  • Heat resistant and chemical resistant.

Technical Specifications

SpecificationValue
MaterialHeavy-wall borosilicate glass
NecksFour
JointsStandard taper
Sealing surfaceFlat ground; greased or with O-ring

How It Is Used

Seat the lid on a reaction vessel, sealing the flat ground surface with grease or an O-ring. The four standard taper necks then take the jointed apparatus needed, so several items can be fitted at once.

Related Lab Glassware

See the full lab glassware range, or these related reaction flask lids and vessels:

For a quotation on the Four Neck Reaction Flask Lid, contact JLab India on +91-8569909696.

   
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