China Factory Direct
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| CAS number | 16009-13-5 |
| Product name | Hemin |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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 | Color stabilizer for meat products; iron-fortifying agent | Added to meat products such as sausages and hams to maintain fresh red coloration and supplement dietary iron; used within the maximum limit specified in GB 2760-2014 (≤0.125 g/kg) |
| Pharmaceutical Industry | Active pharmaceutical ingredient in iron-replenishing drugs; intermediate for heme-based therapeutics | Used in the preparation of oral iron supplements (e.g., hemin chloride tablets), where ferrous iron is directly absorbed in the intestine; also employed in the synthesis of heme derivatives and photodynamic therapy agents |
| Biotechnology | Additive in cell culture media; cofactor in enzymatic reactions | Supplemented into serum-free culture media to support erythroid cell differentiation; serves as an essential prosthetic group for heme-containing enzymes such as peroxidase and cytochrome P450 |
| Cosmetics Industry | Skincare ingredient (antioxidant, microcirculation enhancer) | Formulated into anti-aging serums or masks, leveraging its iron-chelating and free-radical-scavenging properties; complies with the Inventory of Existing Cosmetic Ingredients (IECIC) and INCI nomenclature requirements |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Chlorohemin Content) | UV-Vis Spectrophotometry | Quantification based on absorbance at characteristic wavelength (e.g., 385 nm) using molar absorptivity and Beer-Lambert law. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element detection and quantification via plasma ionization and mass spectrometric separation. |
| Iron Content | Atomic Absorption Spectroscopy (AAS) | Measurement of atomic absorption of iron-specific wavelength after acid digestion and atomization. |
| Chloride Content | Potentiometric Titration with AgNO3 | Titration with silver nitrate using silver indicator electrode; endpoint detected by potential change. |
| Loss on Drying (LOD) | Gravimetric Analysis (105 C, 2 h) | Mass loss measured after drying under controlled temperature and time to determine volatile content. |
| Residue on Ignition | Gravimetric Analysis (550 C, 2 h) | Mass of inorganic residue remaining after high-temperature ashing of organic matrix. |
| pH (1% aqueous suspension) | pH Potentiometry | Measurement of hydrogen ion activity in aqueous suspension using calibrated pH electrode. |
| Organic Volatile Impurities | Gas Chromatography (GC-FID) | Separation and quantification of residual solvents using flame ionization detection. |
| Related Substances | High Performance Liquid Chromatography (HPLC-UV) | Separation of structurally similar impurities followed by UV detection at multiple wavelengths. |
| Microbial Contamination | Membrane Filtration and Plate Count | Enumeration of aerobic microorganisms via filtration, membrane transfer, and colony growth on agar media. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to determine size distribution of suspended particles. |
| Specific Optical Rotation | [alpha]D Measurement | Determination of rotation angle of plane-polarized light passing through solution at specified concentration and path length. |
| Test Item | Specification |
|---|---|
| Appearance | Black solid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.3% |
| Solubility | Soluble in dimethyl sulfoxide and pyridine; practically insoluble in water and ethanol |
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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.