Description
Tamper-evident lightweight cap in HDPE is a black laboratory closure fitted with a PTFE insert and GL 45 thread for secure sealing of compatible bottles and vessels. The tamper-evident design helps indicate whether a container has been opened, supporting sample integrity and controlled storage of reagents and solutions in everyday lab use. Lightweight HDPE construction keeps the cap practical for frequent handling, while the PTFE insert improves chemical compatibility at the sealing surface. Thread size GL 45 matches common laboratory bottle necks used for media, solvents and general liquid storage. Supplied in a pack of 10 pc(s), the set is suited to equipping multiple bottles or maintaining spare closures in the laboratory. This cap from manufacturer KAUTEX belongs with plastic bottles and related labware for containers and vessels, offering a straightforward closure option where a black HDPE lid with PTFE insert and tamper-evident function is required.
This article is part of Plastic bottles (narrow & wide mouth), in Bottles & containers.
Key features
- Pack size: 10 pc(s)
- Material: HDPE
- Colour: black
- Insert: PTFE
- Thread: GL 45
- Type: Tamper-evident lightweight cap
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Questions about Tamper-evident lightweight cap, HDPE, black, PTFE insert, GL 45 , 10 unit(s)
What is this article?
Tamper-evident lightweight cap, HDPE, black, PTFE insert, GL 45 , 10 unit(s) is the article on this page. Luminix Health distributes KAUTEX for laboratory use. It sits in Plastic bottles (narrow & wide mouth), inside Bottles & containers, in Labware.
A plastic bottle is polyethylene, polypropylene or a fluoropolymer, narrow-mouth for pouring or wide-mouth for powders. It is the choice when the bottle must not shatter, and it is the wrong choice for solvents that swell the plastic.
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 Plastic bottles (narrow & wide mouth). The catalogue is Labware.
Shelves beside this one are Laboratory glass bottles, Sample containers & jars, Canisters & jerrycans, Wash bottles and Bottle accessories (pouring rings, dispensers, caps).
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.

