China Factory Direct
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| CAS number | 7681-65-4 |
| Product name | Cuprous iodide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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 |
|---|---|---|
| Organic Synthesis | Catalyst | Used as a catalyst or co-catalyst in various cross-coupling reactions (e.g., Sonogashira coupling, Ullmann reaction, Glaser coupling) to facilitate carbon–carbon or carbon–heteroatom bond formation between aryl halides and terminal alkynes, amines, or phenols. |
| Organic Synthesis | Promoter/Additive | Employed as a promoter in diazotization or Grignard reactions to enhance reaction rate and yield; used in the preparation of trifluoromethylating reagents. |
| Electronics Industry | Semiconductor Material | Applied in the production of p-type semiconductor materials for solar cells, light-emitting diodes (LEDs), and semiconductor devices, or as a precursor for I-III-VI compound semiconductors. |
| Electronics Industry | Nonlinear Optical Material | Serves as a raw material for inorganic nonlinear optical crystals, used in optoelectronic applications such as laser frequency conversion. |
| Chemical Materials | Antifouling Agent | Incorporated as a biocidal component in marine antifouling paints or coatings to prevent attachment and growth of marine organisms on ship hulls. |
| Catalysis Industry | Co-catalyst | Combined with other metal catalysts to modulate catalytic activity and selectivity, commonly applied in hydrogenation or oxidation reaction systems. |
| Analytical Chemistry | Reagent | Used as an analytical reagent for sulfur determination in steel or as an indicator in certain chemical reactions. |
| Agriculture | Fungicide/Insecticide | Formulated into agricultural fungicides and insecticides for controlling fungal diseases or insect pests on specific crops. |
| Metallurgical Industry | Alloy Additive | Added during the smelting of certain specialty alloys to improve physical properties. |
| Photosensitive Materials | Photosensitizer | Used in the preparation of specific photosensitive or photochromic materials. |
| Test Item | Common Testing Methods | Method Overview |
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| Appearance | Visual Inspection | Observe the color and physical state of the sample. Qualified cuprous iodide is white to off-white powder; it may appear slightly yellow or pale brown due to photodecomposition. |
| Active Ingredient Content (CuI) | Iodometric Titration (Redox Titration) | Under alkaline conditions, Cu⁺ is oxidized to Cu²⁺, releasing a quantifiable amount of iodine, which is then titrated with a standardized sodium thiosulfate solution to calculate the CuI content. |
| Moisutre Content | Karl Fischer Titration | Utilizes Karl Fischer reagent to react quantitatively with water in the sample; moisture content is determined via potentiometric titration, suitable for trace water analysis. |
| Chloride Impurities | Silver Nitrate Turbidity Method | After dissolving the sample and acidifying with nitric acid, silver nitrate solution is added to form silver chloride turbidity, which is compared visually with standard turbidity series to determine chloride content. |
| Sulfate Impurities | Turbidity Method | After acidifying the sample, barium chloride solution is added to form barium sulfate turbidity, which is compared against standard solutions to determine sulfate content. |
| Heavy Metals (e.g., Pb, Hg, etc.) | Atomic Absorption Spectroscopy (AAS) or Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | After sample digestion, specific heavy metal elements are measured using AAS or ICP-MS; high sensitivity makes it suitable for trace-level detection. |
| Particle Size Distribution | Laser Diffraction Particle Size Analysis | The sample is dispersed in a liquid or gas medium, and particle size distribution is determined based on laser scattering principles, used to evaluate physical properties. |
| Purity (Organic Impurities) | High-Performance Liquid Chromatography (HPLC) | Applicable for detecting residual organic solvents or by-products; requires reference standards for qualitative and quantitative analysis. |
| Crystal Structure | X-ray Diffraction (XRD) | Analyzes characteristic diffraction peaks to confirm whether the product is in the α-CuI crystal form and assess crystallinity and purity. |
| Test Item | Specification |
|---|---|
| Appearance | Pale-brown solid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
| Solubility | Insoluble in water; soluble in ammonium hydroxide and potassium iodide solution |
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| 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.