Description
Tobramycin with a minimum purity of 90 % is a laboratory biochemical bearing CAS number 32986-56-4 and empirical formula C₁₈H₃₇N₅O₉. The molar mass is 467,51 g/mol, and the product is It belongs to chemicals and biochemicals assortments used in antimicrobial and biochemical research contexts. This grade is available from manufacturer Carl ROTH for professional laboratory handling where a stated minimum assay is required. CAS registration, molecular formula, and molar mass support accurate concentration calculations, weighing, and traceable documentation. Indication of min. 90 % purity helps users match the reagent to experimental acceptance criteria. Clear identity data simplifies method development, comparative testing, and preparation of working standards under controlled conditions. This offering serves academic and industrial groups that need a well-specified tobramycin material in a convenient small pack.
This article is part of Organic building blocks & synthesis reagents, in Organic chemicals & synthesis reagents.
Key features
- Endotoxins: ≤ 2 EU/mg
- Ethanol: ≤ 0.5 %
- pH value: 9 to 11
- Ash content: ≤ 1 %
- Assay: ≥ 90 %
- Colour: white to off-white
- Form: powder
- Water content (KF): ≤ 8 %
- CAS number: 32986-56-4
- Pack sizes: 1 g, 5 g, 10 g
- Purity: min. 90 %
- Empirical formula: C₁₈H₃₇N₅O₉
- Storage temperature: +2 to +8 °C
- Technical Information Sheet:
- Safety Data Sheet:
Compliance & Safety Information
WarningHazard Statements (H-Phrases)
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Questions about Tobramycin, min. 90 %, 1 g
What is this article?
Tobramycin, min. 90 %, 1 g is the article on this page. Luminix Health distributes Carl Roth for laboratory use. It sits in Organic building blocks & synthesis reagents, inside Organic chemicals & synthesis reagents, in Lab chemicals.
A building block is an organic molecule bought to become part of a larger one. The structure, the CAS number and the purity decide it. A 95 percent reagent and a 99.9 percent reagent of the same name leave different impurities in the product. The functional groups are the reason it was chosen.
An organic chemical is built on carbon. In this category it is a building block or a reagent for making another molecule: a starting material, a coupling agent, a polymer, a PEG. Purity is a specification of which impurities remain. The structure, the CAS number and the grade decide whether two bottles are the same substance. Structures and properties are on PubChem. Nomenclature is IUPAC. Classification follows ECHA and the CLP Regulation.
Which category should I open next?
The category is Organic chemicals & synthesis reagents. The sub-category is Organic building blocks & synthesis reagents. The catalogue is Lab chemicals.
Shelves beside this one are Polymers, PEGs & silicones and Click chemistry, bioconjugation & synthesis 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. Delivery across Europe, two to five days when in stock. 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.

