Description
Universal test tube rack for tubes with a diameter of 20 mm is a practical laboratory organiser for secure sample handling and intermediate storage. Made from polypropylene (PP) and finished in blue, it provides 40 holes in a clear 4 × 10 layout so multiple tubes stand upright and remain easy to identify. Polypropylene offers useful chemical resistance and mechanical stability for everyday bench work in research, analytical and teaching laboratories. Supplied as one piece with a weight of 0,150 kg, the rack is light enough to move between workstations yet stable for routine use. This model from manufacturer Kartell is intended for Ø 20 mm tubes and fits naturally into sample-storage and sample-stand workflows. The open-hole design supports quick loading and unloading during preparation, holding or transport steps, helping keep benches tidy and reducing the risk of tubes tipping. Even spacing between positions also aids label or barcode reading without removing each tube from the stand, supporting orderly sample tracking throughout daily laboratory operations.
This article is part of Test tube racks, in Stands, clamps & racks.
Key features
- Pack size: 1 pc
- Material: Polypropylene (PP)
- Colour: Blue
- Tube diameter: Ø 20 mm
- Holes: 40 (4 × 10)
- Weight: 0,150 kg
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Questions about Universal test tube rack, for tubes, Ø 20 mm, PP, blue, holes 40 (4 x 10)
What is this article?
Universal test tube rack, for tubes, Ø 20 mm, PP, blue, holes 40 (4 x 10) is the article on this page. Luminix Health distributes Kartell 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?
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.

