Description
High-temperature septa N 10 HT are specialised sealing discs for chromatography and sample-introduction systems that require reliable performance under elevated thermal load. Each septum has an outer diameter of 10 mm and a thickness of 3 mm, giving a compact geometry suited to N 10 closures and compatible vial or inlet interfaces. Supplied in packs of 50 pieces, the format supports routine laboratory workflows where frequent septum exchange is needed to maintain seal integrity and minimise carry-over. These high-temperature septa from manufacturer Macherey-Nagel are intended for analytical environments in which standard septa may soften, bleed or lose elasticity. The defined dimensions help ensure consistent seating and reproducible piercing behaviour across a series of injections. With a net weight of 0,03 kg per pack, the units are easy to store and handle at the bench. Use them wherever robust thermal resistance and dimensional accuracy are essential for dependable sample sealing in laboratory practice.
This article is part of Vial caps & septa, in Vials, caps & septa.
Key features
- Pack size: 50 pc(s)
- Product type: High-temperature septa N 10 HT
- Outer diameter: 10 mm
- Thickness: 3 mm
- EAN: 4046681087042
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Questions about High temperature septa N 10 HT
What is this article?
High temperature septa N 10 HT is the article on this page. Luminix Health distributes Macherey-Nagel 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.

