China Factory Direct
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| CAS number | 482-38-2 |
| Product name | KAEMPFERITRIN |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent GradeCosmetic GradeFood 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) |
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 |
|---|---|---|
| Food Industry | Used as a food additive to provide natural color or flavor | Extracted from plant sources and purified prior to incorporation into food products |
| Pharmaceutical Industry | Employed as an active pharmaceutical ingredient with antioxidant, anti-inflammatory, and other biological activities | Prepared via chemical synthesis or plant extraction for use in pharmaceutical formulation |
| Cosmetics Industry | Used as a skincare ingredient to support skin health | Dissolved into the formulation system and integrated into cosmetic manufacturing |
| Analytical Testing | Used as a reference standard or certified reference material | Purified to high precision for laboratory analysis |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies山奈苷 content by separation on a reversed-phase column and UV detection at 265 nm, using external standard calibration. |
| Related Substances | HPLC-DAD | Detects and quantifies structurally similar impurities via gradient HPLC with diode-array detection and peak area comparison. |
| Residual Solvents | GC-FID | Measures volatile organic solvents (e.g., methanol, acetone) using gas chromatography with flame ionization detection. |
| Water Content | Karl Fischer Titration | Determines trace water by coulometric or volumetric titration with iodine generated electrochemically in pyridine-methanol medium. |
| Heavy Metals | ICP-MS | Quantifies Pb, Cd, As, Hg, and other toxic elements at sub-pptr levels using inductively coupled plasma mass spectrometry. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after ashing at 700-800 C and weighing the cooled crucible. |
| Specific Optical Rotation | Polarimetry | Measures optical activity using sodium D-line light to confirm chiral integrity and identity. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range of solid-to-liquid transition as an identity and purity indicator. |
| pH of Solution | Potentiometric pH Measurement | Evaluates acidity/basicity of a defined aqueous solution using calibrated glass electrode and reference electrode. |
| Particle Size Distribution | Laser Diffraction | Analyzes dry or wet dispersed sample to determine size distribution based on light scattering patterns. |
| Microbial Enumeration | Membrane Filtration | Quantifies aerobic mesophilic microorganisms by filtration, membrane transfer to agar, and colony counting after incubation. |
| Endotoxin Level | Kinetic Chromogenic LAL Assay | Detects bacterial endotoxins via enzymatic cascade reaction with Limulus amebocyte lysate, measured by absorbance kinetics. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 178-182°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Optical Rotation | -15° to -19° (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.