Description
Test tube rack Ø 16,5 mm Styropor is a lightweight Styropor rack designed to hold larger-diameter laboratory tubes in a stable, organised array. It features 96 places with a hole diameter of 16,5 mm and a hole depth of 22 mm, giving reliable support for matching glass or plastic vessels during preparation and short-term storage. External dimensions are 220 x 220 x 32 mm, allowing efficient use of bench space in research, quality-control and teaching laboratories. This rack from manufacturer Witeg uses a foam construction that cushions tubes and keeps overall mass low; net weight is 0,022 kg per unit. Supplied in packs of 5 pieces, it suits multi-user benches or reserve stock for busy workflows. The open grid permits quick reading of labels and contents, which helps during pipetting sequences, sample sorting or temporary holding before further processing. Ideal where an economical, easy-to-handle Styropor test tube rack is preferred for everyday laboratory organisation.
This article is part of Test tube racks, in Stands, clamps & racks.
Key features
- Pack size: 5 pc(s)
- Material: Styropor
- Capacity: 96 places
- Hole diameter: 16,5 mm
- Hole depth: 22 mm
- Dimensions: 220 x 220 x 32 mm
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Questions about Test tube rack Ø16,5mm Styrofoam
What is this article?
Test tube rack Ø16,5mm Styrofoam 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.

