Description
Silicone seal Ø: GL 60 is a pierceable silicone gasket intended for laboratory bottles and vessels equipped with GL 60 threads. It features a diameter of 58 mm and a thickness of 3,0 mm, matching standard GL 60 neck geometry so that the seal seats evenly and can be penetrated by needles for sampling or reagent transfer. Supplied as 1 pc, the component serves as a practical septum for closed-system liquid handling, gas blanketing and storage applications. The silicone material provides the elasticity needed for repeated piercing while maintaining contact with the thread face. Net weight is 0,007 kg. Thread size, outer diameter and thickness correspond to the manufacturer data from Witeg, ensuring compatibility with common GL 60 glass and plastic bottles used in chemical and life-science laboratories. This pierceable silicone seal is selected whenever controlled access through a GL 60 closure is required without removing the cap entirely, supporting efficient workflows in analytical and preparative environments.
This article is part of Vial caps & septa, in Vials, caps & septa.
Key features
- Pack size: 1 pc
- Material: Silicone
- Thread size: GL 60
- Diameter: 58 mm
- Thickness: 3,0 mm
- Design: Pierceable
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Questions about Silicone rubber liner Ø: GL 60
What is this article?
Silicone rubber liner Ø: GL 60 is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Vial caps & septa, inside Vials, caps & septa, in Chromatography equipment.
A vial cap and a septum have to match the vial neck: crimp, screw or snap, and the diameter. The septum material, PTFE/silicone or rubber, decides chemical resistance and how many times a needle can pierce it. A septum that sheds into the solvent becomes ghost peaks.
An autosampler vial is the small closed bottle a chromatograph picks up. The neck is crimp, screw or snap, and the cap and the septum have to be that neck. The septum is the part the needle pierces. A soft septum reseals. A septum that is wrong for the solvent swells or sheds particles into the sample. Inserts reduce the volume when the sample is scarce. The separation they feed is described with IUPAC names and PubChem data.
Which category should I open next?
The category is Vials, caps & septa. The sub-category is Vial caps & septa. The catalogue is Chromatography equipment.
Shelves beside this one are Chromatography accessories, Autosampler vials, Crimpers & decappers and Vial inserts.
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

