3,3'-Bicarbazole Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1984-49-2 |
| Product name | 3,3'-Bicarbazole |
| 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) |
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Documents We Provide for 3,3'-Bicarbazole
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3,3'-Bicarbazole Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3,3'-Bicarbazole
| Industry | Application | Process |
|---|---|---|
| Organic Synthesis | Intermediate | Used to synthesize other complex organic compounds |
| Luminescent Materials | Fluorescent Agent | Applied in the preparation of fluorescent materials for emissive layers in display devices |
| Electronics Industry | Electroluminescent Material | Applied as an emissive material in electroluminescent devices |
| Pharmaceutical Industry | Biomarker | Used as a fluorescent label for biomolecules |
| Materials Science | Optical Material | Applied in the preparation of optical materials, such as optical fibers and thin films |
| Research | Chemical Research | Used in laboratory research to explore new chemical reaction pathways and material properties |
Manufacturing Quality Control of 3,3'-Bicarbazole
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 350 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities (e.g., mono-karbazole, dimers, isomers) using gradient HPLC-UV with a C18 column and suitable mobile phase. |
| Residual Solvents | GC-FID | Headspace gas chromatography with flame ionization detection to quantify common solvents (e.g., toluene, DMF, THF) based on retention time and calibration curves. |
| Moisture Content | Karl Fischer Titration | Volumetric or coulometric titration where iodine reacts stoichiometrically with water in a controlled anhydrous medium. |
| Heavy Metals | ICP-OES | Multi-element detection after acid digestion; quantifies Pb, Cd, Hg, As, Cr, and Ni by measuring atomic emission intensities at characteristic wavelengths. |
| Chloride Impurity | Ion Chromatography | Separation of chloride ions on an anion-exchange column with suppressed conductivity detection, calibrated against NaCl standards. |
| Sulfate Impurity | Ion Chromatography | Anion-exchange separation followed by suppressed conductivity detection, using sulfate standard for quantification. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or automatically as the solid-to-liquid phase change under controlled heating rate. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of visible particulates or discoloration against a white background under standardized lighting. |
| Solubility in Common Solvents | Gravimetric Dissolution Test | Qualitative or semi-quantitative evaluation by dissolving a fixed mass in specified solvents (e.g., chloroform, toluene) and observing clarity/residue. |
| Ash Content | Gravimetric Incineration | Residue weight after high-temperature incineration (550-600 C) of a weighed sample, indicating inorganic non-volatile contaminants. |
| Bulk Density | Tap Density Measurement | Mass per unit volume determined by tapping a graduated cylinder containing a known mass of powder until volume stabilizes. |
Technical Specifications of 3,3'-Bicarbazole
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (LC-MS) |
| Melting Point | 325–330 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Heavy Metals | <=20 ppm |
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 3,3'-Bicarbazole
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3,3'-Bicarbazole
Packaging of 3,3'-Bicarbazole
Industrial 3,3'-Bicarbazole 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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