China Factory Direct
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| CAS number | 814-91-5 |
| Product name | Cupric oxalate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Electronic GradeMaterial GradeReagent GradeIndustrial GradeSpecialty 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 |
|---|---|---|
| Chemical | Raw material for preparing other copper compounds | Dissolution, precipitation, filtration |
| Electronics | Manufacture of conductive materials | Thermal decomposition, sintering |
| Catalysis | Catalyst or catalyst precursor | Formulation, activation |
| Analytical reagents | Precipitating agent in chemical analysis | Solution preparation, titration |
| Environmental treatment | Coagulant in wastewater treatment | Mixing, sedimentation |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Copper Content | Complexometric Titration with EDTA | Copper ions form a stable complex with EDTA at controlled pH; endpoint detected using an indicator such as murexide. |
| Oxalate Content | Potentiometric Titration with KMnO4 | Oxalate is oxidized by permanganate in acidic medium; endpoint determined by potential change or color persistence. |
| Loss on Drying | Gravimetric Analysis (Thermogravimetry) | Mass loss measured after heating at 105-110 C to remove adsorbed moisture and volatile impurities. |
| Water Insoluble Matter | Gravimetric Filtration | Sample dissolved, filtered through pre-weighed sintered glass crucible, dried and weighed. |
| Chloride Impurity | Ion Chromatography (IC) | Chloride ions separated on anion-exchange column and quantified using conductivity detection. |
| Sulfate Impurity | Barium Sulfate Gravimetric Method | Sulfate precipitated as BaSO4 in acidic medium, filtered, dried and weighed. |
| Heavy Metals (Pb, Cd, Ni) | ICP-OES | Multi-element quantification based on element-specific atomic emission intensities after acid digestion. |
| Iron Impurity | UV-Vis Spectrophotometry (with 1,10-phenanthroline) | Fe2+ forms orange-red complex; absorbance measured at ~510 nm for quantification. |
| pH of Aqueous Slurry | Potentiometric pH Measurement | pH electrode measures hydrogen ion activity in a defined suspension (e.g., 10% w/v in water). |
| Particle Size Distribution | Laser Diffraction | Scattering pattern of dispersed particles analyzed to calculate size distribution based on Mie theory. |
| Bulk Density | Gravimetric Volumetric Method | Mass of sample freely poured into calibrated cylinder divided by its volume. |
| Organic Impurities | Gas Chromatography (GC-FID) | Volatile organic residues extracted and quantified using flame ionization detection after separation. |
| Test Item | Specification |
|---|---|
| Appearance | Blue solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
| Solubility | Insoluble in water; soluble in dilute mineral acids |
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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.