Driada Medical Andriolos 250 mg/ml (Testosterone Undecanoate) 10ml Vial
Driada Medical Andriolos 250 mg/ml is a laboratory-grade testosterone undecanoate preparation supplied in a 10ml multi-dose vial. Each millilitre delivers 250 mg of the active ester, giving researchers a precise and reliable reference material for analytical and biochemical study. Because testosterone undecanoate has a long fatty-acid ester chain, its behaviour in solution and its hydrolysis profile differ markedly from shorter esters such as propionate or enanthate. That difference makes this compound a popular subject in studies of esterase activity, lipid solubility and depot-release kinetics.
This listing is intended strictly for laboratory research and analytical reference use. It is not a medicine, not a food supplement and not intended for human or veterinary consumption. Researchers should handle the vial according to standard good laboratory practice and local regulations.
Why Researchers Choose Testosterone Undecanoate
Testosterone undecanoate is the undecanoate ester of testosterone. The ester is formed at the 17-beta hydroxyl group, which increases lipophilicity and slows release from an oily depot. In analytical settings, this makes the compound useful for:
- Method development and validation for esterified steroids in oil matrices
- Stability studies under varying temperature and light conditions
- Comparison of hydrolysis rates between short, medium and long-chain esters
- Reference standard preparation for chromatographic or mass-spectrometric work
- Teaching and demonstration of ester chemistry in academic laboratories
According to Wikipedia’s overview of testosterone undecanoate, the ester is notable for its prolonged half-life compared with other testosterone esters, a property that continues to interest researchers working on sustained-release formulations.
Product Specifications at a Glance
- Brand: Driada Medical
- Product name: Andriolos
- Active compound: Testosterone Undecanoate
- Concentration: 250 mg/ml
- Vial size: 10 ml multi-dose vial
- Total content: 2,500 mg per vial
- Presentation: Sterile, sealed glass vial with rubber stopper and crimp cap
- Storage: Cool, dry, dark conditions away from direct sunlight
Each vial is batch-coded so that laboratories can trace the material through their own quality systems. If you need to compare this ester with other reference materials on our site, you can review our methenolone enanthate reference vial as an alternative ester-based standard.
Handling and Storage Guidance for Laboratory Use
Correct handling protects both the sample and the analyst. In practice, the following steps are recommended:
- Inspect the vial on arrival for cracks, leaks or a damaged crimp seal.
- Store upright in a cool, dark place, ideally between 15°C and 25°C.
- Allow the vial to reach room temperature before opening to reduce condensation.
- Swab the stopper with a suitable disinfectant before withdrawing any volume.
- Use clean, calibrated equipment and record lot numbers in your laboratory notebook.
- Dispose of waste according to your institution’s chemical and biological waste policy.
Because the undecanoate ester is highly lipophilic, it is normally supplied in a carrier oil. Separation or slight cloudiness can occur at low temperatures; gentle warming and mixing usually restores a uniform solution. Always confirm homogeneity before sampling, as inconsistent sampling will skew analytical results.
Analytical Considerations
Testosterone undecanoate is commonly quantified by reversed-phase high-performance liquid chromatography or by gas chromatography coupled with mass spectrometry. Sample preparation usually involves dilution in a suitable organic solvent and, where necessary, internal standard addition. Researchers should validate linearity, limit of detection and recovery for their own matrix, since oil-based carriers can interfere with some detection methods.
For broader context on steroid chemistry and esterification, the PubMed database maintained by the US National Library of Medicine is a useful starting point for peer-reviewed literature searches.
Who This Vial Is Suitable For
This product is designed for a narrow, professional audience:
- Analytical chemists developing or validating steroid assays
- University and institutional research laboratories
- Forensic and anti-doping laboratories requiring reference materials
- Pharmaceutical quality-control teams studying ester stability
- Experienced researchers comparing depot-release behaviour across esters
It is not appropriate for personal use, self-administration, sports performance or any application outside a controlled research environment.
Frequently Asked Questions
Is Driada Medical Andriolos a licensed medicine?
No. It is supplied as a laboratory reference material and is not authorised as a medicine in the UK or elsewhere.
How should the vial be stored?
Keep it upright in a cool, dry, dark location, away from direct sunlight and out of reach of unauthorised persons.
Can the vial be frozen?
Freezing is not recommended, as repeated freeze-thaw cycles may affect the oil carrier and the uniformity of the solution.
What documentation is available?
Batch information is printed on the vial label. Contact our team if you require further details for your internal records.
How quickly is the product dispatched?
Orders placed before the daily cut-off are typically processed the same working day, with discreet packaging and tracked UK delivery.
Ordering From UK Steroid Supplier
We supply Driada Medical Andriolos 250 mg/ml in sealed 10ml vials with discreet, tamper-evident packaging. Orders are dispatched quickly across the UK, and our support team can answer questions about batch codes, storage and shipping. If your work also involves metabolic reference compounds, you may wish to look at our retatrutide 10mg research vial or explore the wider range of stacked research preparations available in our catalogue. For laboratory workflows that require post-study support materials, our post-cycle therapy research set may also be relevant.
Add the Driada Medical Andriolos 250 mg/ml 10ml vial to your basket today and receive laboratory-grade material with fast UK dispatch. Always confirm that you are authorised to purchase and handle research chemicals before ordering.
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