China Factory Direct
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| CAS number | 480-41-1 |
| Product name | Naringenin |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeReagent GradeFood GradeCosmetic 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 Additives | Antioxidant | Directly added to or blended into food products to extend shelf life |
| Pharmaceuticals | Active pharmaceutical ingredient for anti-inflammatory drugs | Produced via chemical synthesis or plant extraction for formulation into anti-inflammatory medications |
| Pharmaceuticals | Oncology research | Used as an experimental material in anticancer activity assays and mechanistic studies |
| Dietary Supplements | Immune system support | Extracted from natural sources and processed into consumer dosage forms such as capsules and tablets |
| Cosmetics | Active ingredient in anti-aging skincare products | Extracted from plants, purified, and incorporated into formulations for creams, serums, and other skincare products |
| Research | Biological research reagent | Applied in scientific research, including cell culture and molecular biology |
| Agriculture | Plant growth regulator | Applied to crops via spraying or other methods to promote healthy growth |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies naringenin content by separation on a reversed-phase column and UV detection at ~288 nm, comparing peak area to a certified reference standard. |
| Related Substances | HPLC-DAD or HPLC-MS | Separates and detects structurally related impurities (e.g., naringin, hesperetin) using UV spectra or mass spectral identification. |
| Loss on Drying | Gravimetric (105 C oven drying) | Measures volatile matter by weight loss after drying under controlled temperature and time. |
| Residue on Ignition | Sulfated Ash (Gravimetric) | Determines inorganic residue after charring and sulfuric acid treatment followed by high-temperature ashing. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Quantifies trace heavy metals via plasma ionization and mass spectrometric detection with isotope dilution or external calibration. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions using an anion-exchange column and suppressed conductivity detection. |
| Sulfate Content | Ion Chromatography (IC) | Separates and quantifies sulfate ions using an anion-exchange column and suppressed conductivity detection. |
| Residual Solvents | GC-FID | Detects and quantifies residual organic solvents (e.g., methanol, ethyl acetate) using capillary GC separation and flame ionization detection. |
| Water Content | Karl Fischer Titration | Determines water by volumetric or coulometric titration with iodine-based reagent reacting stoichiometrically with water. |
| Melting Point | Capillary Melting Point Apparatus | Measures temperature range at which solid transitions to liquid, indicating purity and identity via sharpness and agreement with literature value. |
| Specific Optical Rotation | Polarimetry | Measures rotation of plane-polarized light induced by chiral molecules in solution, confirming stereochemical integrity. |
| Microbial Limits | Membrane Filtration + Culture | Quantifies aerobic mesophilic bacteria and molds/yeasts by filtration, membrane transfer to selective media, and colony enumeration after incubation. |
| Test Item | Specification |
|---|---|
| Appearance | Off-white solid |
| Purity | >=98.0% (HPLC) |
| Melting Point | 225–229 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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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.