Description
MN Bead Tubes Type G are 2 mL tubes prefilled with steel beads for mechanical sample homogenization. Steel bead media provide strong impact and shear for disrupting cells, tissues, and other laboratory samples before extraction or further analytical steps. The product is delivered as a pack of 50 tubes, giving a practical supply of ready-to-use vessels with defined bead loading for bead-beating protocols. The 2 mL format is intended for use with standard laboratory homogenizers and bead mills commonly found in molecular and analytical labs. These tubes are from manufacturer Macherey-Nagel as part of the MN Bead Tubes line and address workflows that call for steel beads alone rather than mixed glass or ceramic fills. Pack net weight is 0,24 kg. Type G tubes support consistent grinding performance from tube to tube, reduce setup time at the bench, and help laboratories maintain a uniform homogenization step across series of samples processed in parallel or in sequence.
This article is part of DNA & RNA extraction kits, in Molecular biology.
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Questions about MN Bead Tubes Type G (50)
What is this article?
MN Bead Tubes Type G (50) is the article on this page. Luminix Health distributes Macherey-Nagel for laboratory use. It sits in DNA & RNA extraction kits, inside Molecular biology, in Milieux microbiologiques.
An extraction kit lyses the sample and then binds the nucleic acid, usually on a column or on a bead, and washes the rest away. Kits for blood, tissue, soil or a PCR cleanup are different chemistries. Yield and the size of fragments they keep are in the protocol. An RNA kit has to protect against RNase.
Molecular biology here is the handling of DNA and RNA. Extraction kits break the cell and then separate the nucleic acid from protein and from the other nucleic acid. PCR and qPCR reagents copy a chosen sequence so it can be seen. The enzymes and the nucleotides are what the copy depends on. Nuclease contamination destroys the sample before the kit can save it. Sequences are on NCBI Nucleotide. Papers are on PubMed.
Which category should I open next?
The category is Molecular biology. The sub-category is DNA & RNA extraction kits. The catalogue is Milieux microbiologiques.
Shelves beside this one are Molecular biology reagents (other) and PCR, qPCR & nucleic acid analysis reagents.
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.

