China Factory Direct
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| CAS number | 94105-90-5 |
| Product name | (+/-)-EQUOL |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial Grade |
| Packaging | 25KG/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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Industry | Raw material for phytoestrogen-based drugs or dietary supplements | Produced via microbial fermentation of soy isoflavones (primarily daidzein) using specific bacterial strains, such as lactic acid bacteria or bifidobacteria. |
| Pharmaceutical Industry | Drug development for hormone-dependent diseases | High-purity equol is synthesized chemically or produced via biotransformation for formulation into therapeutics for menopausal syndrome, osteoporosis, and breast cancer. |
| Cosmetics Industry | Anti-aging and skin-conditioning additive | Equol is incorporated into creams or emulsions using microencapsulation or nanoemulsion technology to enhance skin elasticity via its estrogenic activity. |
| Food Industry | Functional food ingredient | Equol-enriched fermented soy milk or starter cultures are produced via biotransformation for modulating endogenous hormone balance. |
| Research Sector | Reference compound for biological studies | Standard equol is prepared by total chemical synthesis or microbial fermentation for use in estrogen receptor (ER) binding affinity and signaling pathway studies. |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | HPLC-UV | Quantification by peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at 280 nm. |
| Related Substances | HPLC-DAD | Separation and identification of impurities using gradient HPLC with diode-array detection and spectral library matching. |
| Residual Solvents | GC-FID | Detection and quantification of volatile organic solvents based on retention time and flame ionization response relative to calibration standards. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration where iodine reacts stoichiometrically with water in a pyridine-methanol solvent system. |
| Heavy Metals | ICP-MS | Multi-element detection and quantification of toxic metals (e.g., Pb, Cd, Hg, As) via plasma ionization and mass spectrometric analysis. |
| Residue on Ignition | Gravimetric Analysis | Measurement of inorganic ash content after high-temperature incineration and cooling in a desiccator. |
| Specific Optical Rotation | Polarimetry | Determination of chiral purity by measuring the angle of rotation of plane-polarized light passing through a solution of the compound. |
| Melting Point | Capillary Melting Point Apparatus | Observation of solid-to-liquid phase transition temperature range using controlled heating and visual detection. |
| Particle Size Distribution | Laser Diffraction | Sizing of solid particles in suspension by analyzing angular variation in laser light scattering intensity. |
| Microbial Contamination | Membrane Filtration | Enumeration of aerobic microorganisms by filtration, membrane transfer to culture media, and colony counting after incubation. |
| pH of Aqueous Suspension | Potentiometric pH Measurement | Determination of hydrogen ion activity in a standardized aqueous slurry using a calibrated glass electrode system. |
| Residual Catalyst (e.g., Pd) | ICP-OES | Quantification of palladium and other catalyst residues by atomic emission spectroscopy following acid digestion. |
| Test Item | Specification |
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| Appearance | White solid |
| Purity | >=98.0% (LC-MS) |
| Melting Point | 154–158°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with reference standard |
| Optical Rotation | -15° to -25° (c=1, in methanol) |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.