a-Hydroxy Tamoxifen Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 97151-02-5 |
| Product name | a-Hydroxy Tamoxifen |
| 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 a-Hydroxy Tamoxifen
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk a-Hydroxy Tamoxifen Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of a-Hydroxy Tamoxifen
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical R&D | Synthesis of tamoxifen metabolites | Intermediate in hydroxylation reactions |
| Pharmaceutical R&D | Material for ERα antagonist studies | Estrogen receptor modulation research |
| Pharmaceutical Analysis | Reference standard for drug metabolism studies | Metabolic pathway analysis |
| Pharmaceutical Synthesis | Synthesis of tamoxifen derivatives | Precursor for nucleophilic substitution reactions |
Manufacturing Quality Control of a-Hydroxy Tamoxifen
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at 278 nm, comparing peak area to a certified reference standard. |
| Related Substances | HPLC-DAD | Separation and detection of structurally related impurities using gradient HPLC with diode array detection and peak purity assessment. |
| Residual Solvents | GC-FID | Headspace gas chromatography with flame ionization detection to quantify volatile organic solvents based on retention time and response calibration. |
| Water Content | Karl Fischer Titration | Electrochemical titration using iodine generated in situ to react stoichiometrically with water in the sample. |
| Heavy Metals | ICP-MS | Quantification of trace metal elements (e.g., Pb, Cd, Hg, As) by mass spectrometric detection after acid digestion and dilution. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride ions using an anion-exchange column and suppressed conductivity detection. |
| Optical Rotation | [alpha]D Measurement | Determination of specific optical rotation using a polarimeter at 20 C and sodium D-line (589 nm) to confirm chiral integrity. |
| Melting Point | Capillary Melting Point Apparatus | Thermal analysis by observing the temperature range over which solid-to-liquid phase transition occurs under controlled heating. |
| Residue on Ignition | Gravimetric Analysis | Weighing of inorganic residue remaining after high-temperature incineration of the sample at 700-800 C. |
| Particle Size Distribution | Laser Diffraction | Analysis of particle size distribution by measuring angular variation in intensity of laser light scattered by dispersed particles. |
| Microbial Limits | Membrane Filtration | Enumeration of aerobic microorganisms and detection of specified pathogens following filtration, membrane transfer, and incubation on selective media. |
| pH of Aqueous Suspension | Potentiometric pH Measurement | Determination of hydrogen ion activity in a defined suspension using a calibrated glass electrode and reference electrode system. |
Technical Specifications of a-Hydroxy Tamoxifen
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 152°C - 156°C |
| Optical Rotation | -15° to -19° (c=1, in chloroform) |
| 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 a-Hydroxy Tamoxifen
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of a-Hydroxy Tamoxifen
Industrial a-Hydroxy Tamoxifen 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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