Description
Test tube rack Ø 20 mm PP is a compact laboratory rack for secure upright holding of standard test tubes during preparation, reaction, incubation and short-term storage. Made from polypropylene (PP), it combines chemical resistance for routine wet-lab work with a lightweight, easy-to-clean construction suited to everyday research, quality-control and teaching environments. The rack offers 12 places with holes of Ø 20 mm, providing a stable fit for glass or plastic tubes of matching diameter and reducing the risk of tipping on crowded benches. External dimensions are 190 x 60 mm with a height of 80 mm, so the unit occupies little footprint while still keeping tubes clearly accessible and organised. This rack from manufacturer Witeg supports efficient sample handling workflows wherever multiple tubes must be processed side by side. Supplied as one piece with a net weight of 0,122 kg, it is simple to move between workstations, rinse after use and integrate into existing labware sets without special mounting hardware.
This article is part of Test tube racks, in Stands, clamps & racks.
Key features
- Pack size: 1 pc
- Material: PP
- Number of places: 12
- Hole diameter: Ø 20 mm
- Dimensions: 190 x 60 mm
- Height: 80 mm
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Questions about Test tube racks Ø 20 mm PP
What is this article?
Test tube racks Ø 20 mm PP is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Test tube racks, inside Stands, clamps & racks, in Labware.
A test-tube rack holds tubes upright in an order the operator can read back. The hole diameter and the number of places have to match the tubes. An autoclave-safe rack and a cardboard rack are not interchangeable once heat is involved.
A stand, a clamp and a rack hold something still so the hands can do the work. A bosshead locks a clamp to a rod. A test-tube rack keeps tubes upright and in an order the operator can read back. The failure is almost always mechanical: the clamp slips, or the rack does not match the tube diameter. The glass they support is indexed under ISO laboratory glassware.
Which category should I open next?
The category is Stands, clamps & racks. The sub-category is Test tube racks. The catalogue is Labware.
Shelves beside this one are Stands, rods & bases, Clamps & bossheads and Stand & rack accessories.
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.

