Chromium hexacarbonyl Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 13007-92-6 |
| Product name | Chromium hexacarbonyl |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeReagent GradeIndustrial 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) |
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Documents We Provide for Chromium hexacarbonyl
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Chromium hexacarbonyl Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Chromium hexacarbonyl
| Industry | Application | Process |
|---|---|---|
| Petrochemicals | Catalyst | Applied in oligomerization of olefins, e.g., ethylene trimerization to produce 1-hexene |
| Organic Synthesis | Reducing Agent | Used as a mild reducing agent under specific conditions for reduction of various organic compounds |
| Materials Science | Gas Adsorption and Separation | Leverages structural properties to play a key role in gas storage and separation technologies |
| Laboratory Research | Chemical Reagent | Employed as a standard chemical reagent in experimental research, including coordination chemistry and organometallic chemistry |
| Pharmaceutical Synthesis | Intermediate | Serves as a key intermediate in the synthesis of certain drug molecules or pharmaceutical precursors |
Manufacturing Quality Control of Chromium hexacarbonyl
| Detection Item | Common Detection Methods | Method Overview |
|---|---|---|
| Purity (Main Component Content) | Gas Chromatography (GC) | Utilizes a capillary column to separate hexacarbonyl chromium, with FID or MS detector for quantification. The content is calculated based on the peak area of the standard sample. Suitable for high-sensitivity analysis of volatile organic chromium compounds. |
| Purity (Main Component Content) | Ultraviolet-Visible Spectrophotometry (UV-Vis) | Hexacarbonyl chromium exhibits characteristic absorption peaks between 240–280 nm (ε ≈ 10⁴ L·mol⁻¹·cm⁻¹). Concentration is determined by the standard curve method. The operation is simple but susceptible to interference from impurities. |
| Water Content | Karl Fischer Titration | Uses an iodine-sulfur dioxide-pyridine-methanol system to react quantitatively with water. The water content is determined by potentiometric or coulometric methods. Suitable for samples sensitive to moisture, such as hexacarbonyl chromium. |
| Heavy Metal Impurities | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After acid digestion of the sample, AAS is used to determine residual heavy metals (e.g., Pb, Cd, As) other than chromium, or ICP-MS is used for multi-element trace analysis. High sensitivity (ppb level). |
| Thermal Stability | Thermogravimetric Analysis (TGA) | Under an inert atmosphere, the sample is heated at a controlled rate. The change in mass with temperature is monitored to determine the decomposition temperature of hexacarbonyl chromium (~150–180°C), assessing its thermal stability and the behavior of impurities during decomposition. |
| Volatile Residual Solvents | Gas Chromatography-Mass Spectrometry (GC-MS) | Analysis of headspace or solvent extracts by GC-MS to identify and quantify residual organic solvents (e.g., ether, hexane). Complies with ICH Q3C guidelines. |
| Structural Confirmation | Fourier Transform Infrared Spectroscopy (FT-IR) | Detects characteristic stretching vibration peaks of CO ligands (ν(CO) ~2000–2100 cm⁻¹). Peaks' position and shape are used to determine molecular structure integrity and distinguish decomposition products (e.g., CrO₃, Cr₂O₃). |
| Structural Confirmation | ¹³C Nuclear Magnetic Resonance (¹³C NMR) | Measure the ¹³C NMR spectrum at low temperatures (<−40°C). Hexacarbonyl chromium shows a single sharp peak for carbonyl carbon (δ ≈ 220–230 ppm), used for structural confirmation and purity assessment. |
| Crystalline Form and Particle Size | Scanning Electron Microscopy (SEM) | Observes the microstructure and crystalline state of the sample to evaluate particle size distribution uniformity. Used for process control in solid-state products to prevent agglomeration or oxidation. |
| Oxidation State and Decomposition Products | X-ray Photoelectron Spectroscopy (XPS) | Analyzes the binding energy of chromium (Cr 2p₃/₂) to distinguish Cr(0) (hexacarbonyl chromium, ~574.5 eV) from oxidized chromium (e.g., Cr³⁺, ~576–579 eV), determining the degree of oxidation. |
Technical Specifications of Chromium hexacarbonyl
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.5% |
| Total Impurities | <=1.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 90–92°C |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
| Solubility | Soluble in benzene, toluene, chloroform; insoluble in water |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of Chromium hexacarbonyl
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Packaging of Chromium hexacarbonyl
Industrial Chromium hexacarbonyl Procurement FAQ
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.
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