4,4'-Bis(N-carbazolyl)-1,1'-biphenyl Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 58328-31-7 |
| Product name | 4,4'-Bis(N-carbazolyl)-1,1'-biphenyl |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeElectronic GradeReagent 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 4,4'-Bis(N-carbazolyl)-1,1'-biphenyl
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4,4'-Bis(N-carbazolyl)-1,1'-biphenyl Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4,4'-Bis(N-carbazolyl)-1,1'-biphenyl
| Industry | Application | Process |
|---|---|---|
| Electronic Materials | Hole transport layer material for OLED devices | Film formation via vacuum thermal evaporation or solution spin coating |
| Optoelectronic Materials | Host material for blue-emitting OLED layers | Film deposition via vacuum thermal evaporation |
| Organic Semiconductors | Organic field-effect transistors (OFETs) | Film formation via solution processing or vapor-phase deposition |
| Functional Materials | Active layer in organic photodetectors | Film formation via spin coating or inkjet printing |
| Research | Structural studies of organic luminescent materials | Molecular design and thin-film characterization |
Manufacturing Quality Control of 4,4'-Bis(N-carbazolyl)-1,1'-biphenyl
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by comparison of peak area against a certified reference standard using reversed-phase chromatography and UV detection at 350 nm. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents based on retention time and flame ionization detection response. |
| Water Content | Karl Fischer Titration | Electrochemical titration where iodine reacts stoichiometrically with water in a methanol-based reagent; endpoint detected amperometrically. |
| Heavy Metals | ICP-OES | Multi-element quantification after acid digestion by measuring atomic emission intensities at characteristic wavelengths in an inductively coupled plasma. |
| Chloride Impurity | Ion Chromatography | Separation of chloride anions on an anion-exchange column followed by conductivity detection. |
| Residual Catalyst (Pd) | ICP-MS | Ultra-trace quantification of palladium via mass spectrometric detection of Pd isotopes after microwave-assisted acid digestion. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually as the temperature range over which solid-to-liquid phase change occurs under controlled heating. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of visible particulates or discoloration against established reference standards. |
| Organic Volatile Impurities | GC-MS | Identification and semi-quantification of unknown volatile impurities using mass spectral library matching and retention index alignment. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity versus angle to calculate volume-weighted particle size distribution in a dispersed slurry. |
| Bulk Density | ASTM D1895 Method A | Measurement of mass per unit volume of freely settled powder in a calibrated cylinder under standardized conditions. |
| Residual Monomer (Carbazole) | HPLC-UV | Quantification of unreacted carbazole by reversed-phase HPLC with UV detection at 290 nm relative to a calibration curve. |
Technical Specifications of 4,4'-Bis(N-carbazolyl)-1,1'-biphenyl
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (HPLC) |
| Melting Point | 152-156 °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 4,4'-Bis(N-carbazolyl)-1,1'-biphenyl
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4,4'-Bis(N-carbazolyl)-1,1'-biphenyl
Safety Information of 4,4'-Bis(N-carbazolyl)-1,1'-biphenyl
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 4,4'-Bis(N-carbazolyl)-1,1'-biphenyl
Industrial 4,4'-Bis(N-carbazolyl)-1,1'-biphenyl 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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