Tetrabromobisphenol A Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 79-94-7 |
| Product name | Tetrabromobisphenol A |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeMaterial GradeElectronic 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 Tetrabromobisphenol A
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Tetrabromobisphenol A Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Tetrabromobisphenol A
| Industry | Application | Process |
|---|---|---|
| Electronics & Electrical | Flame retardant for printed circuit boards (PCBs) | Used as a reactive flame retardant in epoxy resins, participating in the curing reaction to form a flame-retardant polymer matrix |
| Electronics & Electrical | Flame retardant additive for copper-clad laminates (CCLs) | Copolymerized with bisphenol-A epoxy resin to enhance glass transition temperature (Tg) and achieve UL94 V-0 flame retardancy |
| Plastics | Flame-retardant modification of engineering plastics such as ABS and HIPS | Used as an additive flame retardant in combination with antimony trioxide, suppressing combustion via gas-phase radical scavenging |
| Plastics | Copolymer flame-retardant modification of polycarbonate (PC) | Used as a comonomer to partially replace bisphenol-A, incorporating bromine into the polymer backbone to achieve intrinsic flame retardancy while maintaining transparency |
| Coatings | Filler for high-performance fire-retardant coatings | Dispersed in acrylic or epoxy coating systems; decomposes upon heating to release hydrogen bromide, diluting combustible gases and terminating chain reactions |
| Adhesives | Component in flame-retardant adhesives | Combined with multifunctional epoxy resins for bonding laminates and insulating materials, providing both flame retardancy and adhesive strength |
Manufacturing Quality Control of Tetrabromobisphenol A
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Tetrabromobisphenol A (TBBPA) Content | High-Performance Liquid Chromatography (HPLC) | Separation using a C18 reversed-phase column, with methanol/water or acetonitrile/water as the mobile phase. Detection is performed using a UV detector (typically at 254 nm). Quantification is achieved via external or internal standard methods, suitable for accurate determination of TBBPA in solid and polymeric samples. |
| Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS) | Couples mass spectrometric detection with HPLC separation. Electrospray ionization (ESI) in negative ion mode is used, with multiple reaction monitoring (MRM) for highly sensitive and selective quantification. Suitable for trace-level detection of TBBPA and analysis in complex matrices such as environmental samples and food packaging materials. | |
| Gas Chromatography-Mass Spectrometry (GC-MS) | Requires prior derivatization of TBBPA (e.g., acetylation or silylation) to improve volatility and thermal stability. After GC separation, detection is carried out by electron ionization (EI) mass spectrometry. Applicable for high-purity samples or analysis of volatile derivatives. | |
| Impurity Analysis | HPLC or LC-MS/MS Impurity Profiling | Uses gradient elution or high-resolution mass spectrometry to detect potential impurities from the TBBPA production process, such as intermediates (e.g., bisphenol A, tribromophenol) and isomers. Ensures product purity complies with standards (e.g., GB/T, RoHS, REACH). |
| Bromine Content Determination | Oxygen Bomb Combustion-Ion Chromatography (IC) | The sample is combusted at high temperature in an oxygen bomb, converting bromine into bromide ions (Br⁻), which are absorbed into a solution and analyzed by ion chromatography. The total bromine content is calculated indirectly to verify whether the bromine content in TBBPA matches the theoretical stoichiometric value. |
| X-Ray Fluorescence Spectroscopy (XRF) | A non-destructive screening method for rapid assessment of total bromine content in solid materials. Useful as a preliminary tool to indicate the presence of TBBPA, though it cannot distinguish between organic and inorganic bromine. | |
| Solubility and Purity Assessment | Melting Point Determination (Melting Point Apparatus) | Pure TBBPA has a melting point of approximately 180–183°C. The melting range can be used to assess sample purity—lower or broader melting ranges may indicate the presence of impurities. |
| Fourier Transform Infrared Spectroscopy (FT-IR) | Structural confirmation based on characteristic absorption peaks (e.g., C–Br stretching vibration at ~500–600 cm⁻¹, phenolic OH group at ~3200 cm⁻¹). Used for qualitative identification and batch-to-batch consistency comparison. | |
| Crystal Form and Crystallinity | X-Ray Diffraction (XRD) | Analyzes the crystal structure and polymorphic form of TBBPA. Ensures consistency in crystallization processes during manufacturing, avoiding performance issues or variability in test results due to differences in crystal form. |
Technical Specifications of Tetrabromobisphenol A
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 180–184°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm (as Pb) |
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 Tetrabromobisphenol A
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NMR Spectra of Tetrabromobisphenol A
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Industrial Tetrabromobisphenol A 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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