Description
ROTI®Antibiotic Discs Gentamycin (GEN) are paper discs impregnated with 10 µg gentamycin for microbiology applications. They are used in antimicrobial susceptibility testing by disc diffusion, enabling laboratories to evaluate bacterial response to this aminoglycoside on inoculated agar media. Within the ROTI® Antibiotics Disks range from manufacturer Carl ROTH, these GEN-coded discs provide a defined antibiotic charge for placement on solid culture plates under established laboratory protocols. Clear GEN identification helps organise multi-disc panels and standard susceptibility layouts. The product sits in the life-science microbiology category for antibiotics and antimycotics and is intended for laboratories performing Kirby-Bauer-type or comparable diffusion methods. Each disc is ready for direct application according to validated local procedures and quality systems. Consistent loading supports reproducible zone reading when gentamycin is included in the test panel. Suitable for everyday microbiology bench work where standardised antibiotic discs are required.
This article belongs on Antibiotics & antimycotics, in Biochemicals & reagents.
Key features
- Concentration: 10 µg
- Escherichia coli ATCC 25922: 19-26 mm
- Staphylococcus aureus ATCC 25923: 19-27 mm
- Pseudomonas aeruginosa ATCC 27853: 17-23 mm
- Staphylococcus aureus ATCC 29213: 19-25 mm
- Pack sizes: 250 pc(s), 50 pc(s)
- Storage temperature: -20 °C
- Antibiotic: Gentamycin (GEN)
- Antibiotic load: 10 µg
- Technical Information Sheet:
- Safety Data Sheet:
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Questions about ROTI®Antibiotic Discs Gentamycin (GEN), 10 µg, for microbiology, 50 unit(s)
What is this article?
ROTI®Antibiotic Discs Gentamycin (GEN), 10 µg, for microbiology, 50 unit(s) is the article on this page. Luminix Health distributes Carl Roth for laboratory use. It sits in Antibiotics & antimycotics, inside Biochemicals & reagents, in Life Science & Microbiology.
An antibiotic or an antimycotic for laboratory use is specified by potency, often micrograms per milligram, and by the spectrum it is used for in media. A hydrate and a free base differ in mass. Sterile solutions ready for culture and the dry powder are different articles. This is not a medicine for a patient.
A biochemical is a molecule of life, sold as a reagent: an amino acid, a sugar, a nucleotide, a lipid, an enzyme, an antibiotic. The difference from a bulk chemical is that the use is a biological one, and the impurities that matter are the ones that change that use. An enzyme is specified by activity, not only by mass. An antibiotic is specified by potency. Papers are on PubMed. Structures are on PubChem. Strains and lines that consume these reagents are at ATCC.
Which category should I open next?
The category is Biochemicals & reagents. The sub-category is Antibiotics & antimycotics. The catalogue is Life Science & Microbiology.
Shelves beside this one are Amino acids & peptides, Carbohydrates & sugars, Coenzymes, nucleotides & vitamins, Biochemicals (other), Enzymes & substrates, Lipids, steroids & fatty acids and Detergents & surfactants.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

