China Factory Direct
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| CAS number | 7511-49-1 |
| Product name | 1,3,5-Tris(4-bromophenyl)benzene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material 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) |
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 |
|---|---|---|
| Materials Science | Hole-blocking or electron-transport material in organic light-emitting diode (OLED) devices | Film formation via vacuum thermal evaporation or spin coating |
| Optoelectronic Materials R&D | Intermediate or functional component in organic optoelectronic materials | Organic synthesis and purification (e.g., Suzuki coupling) |
| Chemical Research | Brominated building block for constructing porous organic frameworks (e.g., COFs, MOFs) | Solvothermal synthesis or interfacial polymerization |
| Polymers Industry | Brominated flame retardant or brominated additive for polymer modification | Co-polymerization or physical blending |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, comparing peak area to a certified reference standard. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents by gas chromatography with flame ionization detection using internal standard calibration. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content based on the stoichiometric reaction of iodine with water in a methanol-based reagent. |
| Heavy Metals (Pb, Cd, Hg, Cr) | ICP-MS | Multi-element quantification of trace metals after acid digestion, using inductively coupled plasma mass spectrometry for ultra-trace sensitivity. |
| Residual Bromine (as Br-) | Ion Chromatography | Separation and quantification of bromide anion using suppressed conductivity detection after aqueous extraction. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement by observing the temperature range at which solid-to-liquid phase change occurs under controlled heating. |
| Organic Impurities (Related Substances) | HPLC-DAD | Identification and quantification of structurally related impurities using diode array detection and retention time matching against reference standards. |
| Ash Content | Gravimetric Analysis | Determination of inorganic residue after high-temperature incineration (550-600 C) followed by precise weighing of the residual ash. |
| Chloride Content | Potentiometric Titration | Titration with silver nitrate using a silver indicator electrode; endpoint detected by potential inflection due to AgCl precipitation. |
| Bulk Density | ASTM D1895 | Measurement of mass per unit volume using a calibrated cylinder and standardized tapping procedure. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to calculate particle size distribution based on Mie scattering theory. |
| Sulfated Ash | Gravimetric Analysis | Determination of inorganic residue after incineration with sulfuric acid treatment to convert metals to sulfates, followed by weighing. |
| Test Item | Specification |
|---|---|
| Appearance | Off-white crystalline solid |
| Purity | >=98.0% (LC-MS) |
| Melting Point | 320–325 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Conforms to reference spectrum |
| Heavy Metals | <=10 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Danger |
| Safety Data Sheet | |
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.