China Factory Direct
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| CAS number | 7440-15-5 |
| Product name | RHENIUM |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeElectronic GradeReagent 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 |
|---|---|---|
| Aerospace | High-temperature alloy components (e.g., turbine blades) | Melting of rhenium-nickel or rhenium-cobalt superalloys |
| Petrochemical | Catalytic reforming catalysts | Preparation of platinum-rhenium bimetallic catalyst loading |
| Electronics | High-temperature thermocouple materials | Drawing and encapsulation of rhenium-tungsten alloy wire |
| Medical Devices | X-ray target materials | Vacuum sputter deposition of rhenium metal targets |
| Scientific Instruments | Mass spectrometer ion source filaments | High-temperature annealing and precision winding of rhenium wire |
| Detection Item | Common Analytical Method | Method Overview |
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| Purity (Re content) | ICP-OES | Quantifies Re concentration by measuring atomic emission intensity at characteristic wavelengths after acid digestion. |
| Total metallic impurities (Fe, Cu, Ni, Cr, Mo, W, etc.) | ICP-MS | Measures trace metallic impurities via mass spectrometric detection of elemental ions following sample dissolution. |
| Oxygen content | Inert gas fusion infrared absorption | Determines oxygen by thermal decomposition in graphite furnace and infrared detection of evolved CO. |
| Nitrogen content | Inert gas fusion thermal conductivity | Measures nitrogen released as N2 during high-temperature fusion, detected by thermal conductivity difference. |
| Carbon content | Combustion infrared absorption | Quantifies carbon by high-temperature combustion to CO2, followed by infrared absorption measurement. |
| Hydrogen content | Inert gas fusion thermal conductivity | Detects hydrogen released as H2 during fusion using thermal conductivity detection. |
| Particle size distribution | Laser diffraction | Analyzes particle size by measuring angular variation in laser light scattering from dispersed particles. |
| Bulk density | ASTM B527 volumetric method | Determines mass per unit volume using standardized funnel and graduated cylinder under controlled tapping. |
| Tap density | ASTM B527 volumetric method | Measures density after mechanically tapping a known mass of powder in a calibrated cylinder until volume stabilizes. |
| Moisture content | Karl Fischer titration | Quantifies water via stoichiometric reaction between iodine and water in a controlled electrochemical or volumetric titration. |
| Chloride content | Ion chromatography | Separates and quantifies chloride anions using ion-exchange chromatography with conductivity detection. |
| Sulfur content | Combustion infrared absorption | Determines sulfur by high-temperature combustion to SO2, followed by infrared absorption measurement. |
| Test Item | Specification |
|---|---|
| Appearance | Silver-gray solid powder |
| Purity | >=99.0% |
| Total Impurities | <=1.0% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.2% |
| Heavy Metals | <=10 ppm |
| Particle Size | 200 mesh (90% passing) |
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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.