Description
Gasket silicone/PTFE is a laboratory sealing gasket sized for GL 32 threaded connections, featuring an outer diameter of 30,2 mm. Combining silicone with PTFE, it is intended as a sealing element between screw caps and bottle or vessel necks in standard laboratory containers. The format supports reliable closure of glass and plastic labware used for liquids, reagents and sample storage. Supplied in a pack of 5 pc(s) with a total weight of 0,026 kg, the gaskets are convenient spares for benches and stockrooms that maintain GL 32 bottle systems. These seals from manufacturer Bohlender sit within the seals and accessories category for laboratory containers, bottles, tins and canisters. They suit analytical, preparative and general laboratory practice wherever GL 32 threads are in use. Replacement is straightforward during routine cap and neck maintenance, helping keep closures consistent across a set of vessels. Defined GL 32 sizing and 30,2 mm diameter allow clear matching to corresponding screw threads and laboratory bottle necks.
This article is part of Bottle accessories (pouring rings, dispensers, caps), in Bottles & containers.
Key features
- Pack size: 5 pc(s)
- Material: Silicone/PTFE
- Thread size: GL 32
- Diameter: 30,2 mm
- Weight: 0,026 kg
- Product type: Laboratory gasket
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Questions about Gasket silicone/PTFE, GL 32, Ø 30.2 mm, 5 unit(s)
What is this article?
Gasket silicone/PTFE, GL 32, Ø 30.2 mm, 5 unit(s) is the article on this page. Luminix Health distributes Bohlender for laboratory use. It sits in Bottle accessories (pouring rings, dispensers, caps), inside Bottles & containers, in Labware.
Bottle accessories are the pieces on the neck: a pouring ring, a dispenser seat, a cap liner, a tamper ring. They decide how the bottle delivers and whether the closure still matches after the original cap is gone.
A laboratory bottle is a closed container with a stated volume and a neck that takes a cap, a stopper or a dispenser. Borosilicate glass is the choice when the liquid is a solvent, or when the bottle will be heated or autoclaved. Polyethylene and polypropylene are the choice when the bottle must not shatter, or when hydrofluoric acid would attack glass. A narrow mouth pours. A wide mouth is for powders and for reaching the bottom. Laboratory ware of this kind is indexed under ISO laboratory glassware. Traceable volume sits with the BIPM and NIST Physical Measurement.
Which category should I open next?
The category is Bottles & containers. The sub-category is Bottle accessories (pouring rings, dispensers, caps). The catalogue is Labware.
Shelves beside this one are Laboratory glass bottles, Plastic bottles (narrow & wide mouth), Sample containers & jars, Canisters & jerrycans and Wash bottles.
What should I check before I order?
The technical information on this page is the manufacturer's sheet. Read that, not a rewritten specification.
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.

