China Factory Direct
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| CAS number | 608-71-9 |
| Product name | Pentabromophenol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeSpecialty GradeMaterial GradeElectronic 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 Description |
|---|---|---|
| Flame-Retardant Materials | Flame Retardant Intermediate | Used in the synthesis of polymeric flame retardants—such as decabromodiphenylethane—to enhance material fire resistance |
| Chemical Synthesis | Organic Synthesis Intermediate | Applied as a brominating agent or reaction intermediate in the preparation of various organic compounds |
| Electronics Industry | Printed Circuit Board (PCB) Materials | Used in manufacturing highly flame-retardant copper-clad laminates and electronic encapsulation materials |
| Textile Industry | Flame-Retardant Textiles | Applied to fabrics to improve fire resistance |
| Plastics Industry | Additive Flame Retardant | Incorporated directly into plastics to enhance flame resistance |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 275 nm, based on peak area comparison against a certified reference standard. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration using iodine generated in situ to react stoichiometrically with water in the sample. |
| Residue on Ignition | Gravimetric Analysis | Heating the sample at 700-800 C to combust organic matter, then weighing the inorganic residue. |
| Heavy Metals (as Pb) | AAS (Flame or Graphite Furnace) | Atomic absorption spectroscopy measuring absorbance of ground-state atoms in a flame or graphite furnace after acid digestion. |
| Chlorinated Impurities (e.g., PCBs, chlorobenzenes) | GC-ECD | Gas chromatographic separation followed by electron capture detection for selective quantification of halogenated impurities. |
| Melting Point | Capillary Melting Point Apparatus | Thermal determination of solid-to-liquid transition temperature using calibrated capillary tube method per USP <741>. |
| Acid Value | Acid-Base Titration | Titration with standardized potassium hydroxide solution using phenolphthalein indicator to quantify acidic impurities. |
| Residual Solvents (e.g., acetone, toluene) | GC-FID | Gas chromatographic separation with flame ionization detection for volatile organic solvent residues. |
| Particle Size Distribution | Laser Diffraction | Measurement of scattered laser light intensity as a function of angle to determine particle size distribution in suspension. |
| Appearance (Color and Clarity) | Visual Inspection | Comparison against APHA color scale and visual assessment of clarity in a 1% w/v solution in ethanol. |
| Bromine Content | Oxygen Flask Combustion + Potentiometric Titration | Combustion of sample in oxygen flask to convert bromine to bromide, followed by titration with silver nitrate using potentiometric endpoint detection. |
| Related Substances | HPLC-DAD | Separation by reverse-phase HPLC with diode array detection to identify and quantify structurally related phenolic and brominated impurities. |
| Test Item | Specification |
|---|---|
| Appearance | Brown solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 184–187°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
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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.