9H-Carbazole, 3,6-diiodo- Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 57103-02-3 |
| Product name | 9H-Carbazole, 3,6-diiodo- |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Electronic GradeMaterial 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) |
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Documents We Provide for 9H-Carbazole, 3,6-diiodo-
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 9H-Carbazole, 3,6-diiodo- Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 9H-Carbazole, 3,6-diiodo-
| Industry | Application | Process |
|---|---|---|
| Organic Electronic Materials | Hole transport layer material for organic light-emitting diodes (OLEDs) | Thin-film deposition via vacuum thermal evaporation or solution spin-coating; serves as an efficient hole transport/injection layer to enhance device efficiency and operational stability |
| Organic Electronic Materials | Host or dopant for thermally activated delayed fluorescence (TADF) emitters | Codistillation with TADF guest emitters; leverages high triplet energy (ET ≈ 2.95 eV) and balanced charge carrier transport to enable efficient energy transfer |
| Optoelectronic Functional Materials | Hole transport material for perovskite solar cells | Spin-coating from solution (e.g., in chlorobenzene) to fabricate hole transport layer (HTL) films; replaces spiro-OMeTAD to improve long-term device stability and hole mobility |
| Organic Synthesis | Monomer for carbazole-containing conjugated polymers | Introduction of aryl/heteroaryl groups via Suzuki, Heck, or Ullmann coupling reactions for the synthesis of high-performance optoelectronic polymers |
Manufacturing Quality Control of 9H-Carbazole, 3,6-diiodo-
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component by UV absorbance at specified wavelength using reverse-phase C18 column and calibrated standard. |
| Related Substances | HPLC-UV | Detects and quantifies structurally similar impurities via retention time comparison and peak area integration. |
| Residual Solvents | GC-FID | Separates and quantifies volatile organic solvents using flame ionization detection with headspace sampling. |
| Heavy Metals | ICP-OES | Measures total concentration of metallic impurities (e.g., Pb, Cd, Ni) after acid digestion and plasma excitation. |
| Water Content | Karl Fischer Titration | Determines trace water by coulometric or volumetric titration with iodine-based reagent reacting stoichiometrically with H2O. |
| Chloride Impurity | Ion Chromatography | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after high-temperature ashing and weighing. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid using controlled heating and visual observation. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles under standardized lighting and viewing conditions. |
| Bulk Density | Graduated Cylinder Method | Calculates mass per unit volume of freely settled powder using calibrated cylinder and analytical balance. |
| Particle Size Distribution | Laser Diffraction | Measures size distribution by analyzing angular scattering pattern of laser beam passing through dispersed sample. |
| Loss on Drying | Thermogravimetric Analysis | Quantifies volatile content by measuring mass loss upon controlled heating under nitrogen or air. |
Technical Specifications of 9H-Carbazole, 3,6-diiodo-
| Test Item | Specification |
|---|---|
| Appearance | Off-white solid |
| Purity | >=98.0% (LC-MS) |
| Melting Point | 245-249 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
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 9H-Carbazole, 3,6-diiodo-
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 9H-Carbazole, 3,6-diiodo-
Packaging of 9H-Carbazole, 3,6-diiodo-
Industrial 9H-Carbazole, 3,6-diiodo- 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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