Tetrabromophthalic anhydride Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 632-79-1 |
| Product name | Tetrabromophthalic anhydride |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Electronic GradeMaterial GradeIndustrial 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 Tetrabromophthalic anhydride
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Tetrabromophthalic anhydride Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Tetrabromophthalic anhydride
| Industry | Application | Process |
|---|---|---|
| Plastics Industry | Flame retardant for thermoplastic resins, including polypropylene, polyethylene, and ABS | Blended with or reacted into the polymer matrix; bromine atoms scavenge free radicals at elevated temperatures to impart flame retardancy |
| Electronics & Electrical Industry | Flame-retardant modifier for printed circuit board (PCB) substrate materials | Used as an epoxy resin curing agent or additive to achieve UL94 V-0 flame-retardant rating in copper-clad laminates |
| Coatings & Adhesives | Reactive flame-retardant component in high-performance flame-retardant coatings and adhesives | Participates in ring-opening polymerization of epoxy resin systems to form bromine-containing crosslinked networks |
| Synthetic Intermediates | Key intermediate for synthesizing high-value flame retardants such as tetrabromophthalimide (TBPAI) and tetrabromobisphenol A derivatives | Converted via chemical transformations including ammonolysis, esterification, or condensation with bisphenol compounds |
Manufacturing Quality Control of Tetrabromophthalic anhydride
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantitative determination using reverse-phase chromatography and UV absorbance at 254 nm |
| Moisture Content | Karl Fischer titration | Volumetric titration based on iodine consumption in a reaction with water in pyridine-methanol solvent |
| Melting Point | Capillary melting point apparatus | Thermal transition measurement by observing solid-to-liquid phase change under controlled heating |
| Residue on Ignition | Gravimetric analysis | Weight loss determination after high-temperature ashing to quantify inorganic impurities |
| Chloride Impurity | Ion chromatography (IC) | Separation and quantification of chloride ions using anion-exchange column and conductivity detection |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-OES | Multi-element detection via plasma-induced atomic emission spectroscopy after acid digestion |
| Acid Value | Acid-base titration with NaOH | Neutralization of acidic groups using standardized sodium hydroxide solution and phenolphthalein indicator |
| Color (APHA) | Visual comparison or spectrophotometric method | Comparison of sample solution color intensity against platinum-cobalt standard scale |
| Organic Volatile Impurities | Gas chromatography (GC-FID) | Separation and quantification of volatile organic residues using flame ionization detection |
| Particle Size Distribution | Laser diffraction | Analysis of scattered light intensity patterns to determine size distribution of solid particles in suspension |
| Bulk Density | Gravimetric volumetric method | Mass per unit volume measured by filling a calibrated cylinder under defined tapping conditions |
| Sulfated Ash | Gravimetric analysis | Weight of inorganic residue after combustion with sulfuric acid pretreatment to convert metals to sulfates |
Technical Specifications of Tetrabromophthalic anhydride
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% |
| Melting Point | 405-410 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Acid Value (mg KOH/g) | 370-390 mg KOH/g |
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 Tetrabromophthalic anhydride
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Tetrabromophthalic anhydride
Packaging of Tetrabromophthalic anhydride
Industrial Tetrabromophthalic anhydride 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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