Androstenedione Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 63-05-8 |
| Product name | Androstenedione |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for Androstenedione
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Androstenedione Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Androstenedione
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate in the synthesis of steroidal hormone drugs, including sex hormones (e.g., testosterone, estradiol) and corticosteroids | Structural modification via microbial transformation or chemical synthesis for subsequent production of steroidal hormone drugs |
| Pharmaceutical R&D | Experimental model compound for endocrine system research and studies of hormone metabolism pathways | Used as a reference standard or precursor in in vitro or in vivo pharmacological assays |
| Biotechnology | Substrate for microbial fermentation production of other steroidal compounds | Selective hydroxylation or dehydrogenation of androstenedione using specific bacterial strains (e.g., Mycobacterium spp., Pseudomonas spp.) |
Manufacturing Quality Control of Androstenedione
| Test Item | Common Testing Method | Method Description |
|---|---|---|
| Dihydrotestosterone Content Determination | High-Performance Liquid Chromatography (HPLC) | A reverse-phase column (e.g., C18) is used with a mobile phase of methanol-water or acetonitrile-water for gradient elution, and a UV detector (around 254 nm) is used for detection. This method offers high sensitivity and good reproducibility, suitable for quantitative analysis of dihydrotestosterone in raw materials and formulations. |
| Dihydrotestosterone Purity Analysis | Gas Chromatography-Mass Spectrometry (GC-MS) | The sample is derivatized before separation by gas chromatography and combined with mass spectrometry for qualitative and semi-quantitative analysis. It is suitable for impurity identification and trace component analysis, offering high selectivity and sensitivity. |
| Dihydrotestosterone Structure Confirmation | Infrared Spectroscopy (IR) | Infrared characteristic absorption peaks are used to confirm functional groups (such as carbonyl and double bonds) in dihydrotestosterone, aiding in chemical structure identification and often serving as an auxiliary identification method. |
| Dihydrotestosterone Identification | Ultraviolet-Visible Spectrophotometry (UV-Vis) | Scanning within the wavelength range of 200–400 nm shows that dihydrotestosterone has a characteristic absorption peak around 240 nm, which is used for preliminary identification and rough content measurement. |
| Dihydrotestosterone Residual Solvents | Headspace Gas Chromatography (HS-GC) | This method is used to detect residual organic solvents (such as methanol, acetone, etc.) from the production process, meeting pharmacopoeia requirements for control of volatile organic impurities. |
| Dihydrotestosterone Related Substances | High-Performance Liquid Chromatography (HPLC) | A gradient elution program is used to separate the main component from impurities. The relative retention time and peak area are used to calculate the content of related substances, assessing sample purity and stability. |
Technical Specifications of Androstenedione
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 142-146°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of Androstenedione
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of Androstenedione
Industrial Androstenedione Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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