Description
Test tube rack for the WB series is a laboratory accessory configured with 20 bore holes of Ø 13 mm for organised holding of tubes during water-bath work. Designed as a matching insert for WB-series baths, it keeps samples upright and spaced while they are tempered or incubated in the bath medium. The 13 mm openings suit commonly used narrow tubes in routine analytical, life-science and teaching workflows. Supplied as 1 pc with a unit weight of 0,404 kg, the rack is a practical add-on when multiple small-diameter tubes must be processed together under controlled temperature conditions. This accessory from manufacturer Phönix Instrument supports stable positioning of vessels inside compatible WB water baths and helps streamline loading and retrieval. Clear bore geometry simplifies tube placement and removal between steps. Use it wherever a dedicated 20-position, Ø 13 mm layout is required for WB-series equipment in standard laboratory practice, without extending claims beyond the stated hole count and diameter.
This article is part of Test tube racks, in Stands, clamps & racks.
Key features
- Pack size: 1 pc
- Product type: Test tube rack
- Compatibility: WB series water baths
- Bore holes: 20
- Bore diameter: Ø 13 mm
- Weight: 0,404 kg
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Questions about Test tube rack for WB-serie,, 20 bore holes Ø 13 mm, 1 unit(s)
What is this article?
Test tube rack for WB-serie,, 20 bore holes Ø 13 mm, 1 unit(s) is the article on this page. Luminix Health distributes Phönix Instrument 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.

