China Factory Direct
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| CAS number | 1055-23-8 |
| Product name | 9,9'-Bianthracene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Electronic GradeMaterial GradeReagent GradeIndustrial GradeSpecialty 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) |
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 Electronic Materials | Hole-transport layer material for organic light-emitting diodes (OLEDs) | Thin-film deposition via vacuum thermal evaporation or solution spin-coating to enhance hole injection and transport performance |
| Organic Electronic Materials | Donor or acceptor component in organic photovoltaics (OPVs) | Blended with fullerene or non-fullerene acceptors and processed into the active layer by spin coating |
| Organic Synthesis | Building block for organic semiconductor molecules | Used as a π-extended scaffold in Suzuki or Stille cross-coupling reactions to synthesize polycyclic aromatic hydrocarbon derivatives |
| Fluorescent Probes and Sensing | Matrix material for fluorescent sensors | Functionalized for fluorescence detection of metal ions (e.g., Hg²⁺, Cu²⁺) or nitroaromatic compounds |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies 9,9'-bianthracene peak area against a certified reference standard using reversed-phase chromatography and UV detection at ~360 nm. |
| Related Substances | HPLC-UV | Separates and quantifies structurally similar impurities (e.g., anthracene, 10,10'-bianthracene) via gradient HPLC with UV detection. |
| Residual Solvents | GC-FID | Detects and quantifies volatile organic solvents (e.g., toluene, xylene) using gas chromatography with flame ionization detection. |
| Moisture Content | Karl Fischer Titration | Measures water content by coulometric or volumetric titration based on the stoichiometric reaction of iodine with water in pyridine/methanol medium. |
| Heavy Metals | ICP-OES | Determines total elemental impurities (Pb, Cd, Hg, As, Cr) after acid digestion by measuring atomic emission intensities at characteristic wavelengths. |
| Sulfated Ash | Gravimetric Analysis | Measures inorganic residue after controlled combustion in sulfuric acid medium and high-temperature incineration. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid, indicating crystallinity and presence of impurities. |
| Organic Volatile Impurities | GC-MS | Identifies and quantifies non-solvent volatile organics using gas chromatography coupled with mass spectrometric detection. |
| Chlorinated Residues | Ion Chromatography | Quantifies chloride and other halide ions after sample extraction and suppression conductivity detection. |
| Particle Size Distribution | Laser Diffraction | Measures size distribution of dry powder using angular scattering pattern of laser light through dispersed particles. |
| Bulk Density | ASTM D1895 | Determines mass per unit volume of freely settled powder using standardized graduated cylinder and weight measurement. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Evaluates yellowness/browning intensity by comparing sample solution absorbance at 430 nm to APHA platinum-cobalt standards. |
| Test Item | Specification |
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| Appearance | Yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 245–249°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
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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.