China Factory Direct
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| CAS number | 23488-38-2 |
| Product name | 2,3,5,6-TETRABROMO-P-XYLENE |
| 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) |
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 |
|---|---|---|
| Flame-retardant materials | Additive flame retardant | Used as an additive flame retardant for polymeric materials (e.g., polystyrene, polyurethane), incorporated into resins via physical blending to enhance flame resistance |
| Electronics and electrical equipment | Flame retardancy for printed circuit boards | Applied in copper-clad laminates and electronic encapsulation materials via impregnation or lamination processes to impart flame retardancy |
| Chemical intermediates | Synthesis of other brominated compounds | Employed as an organic synthesis intermediate in substitution and coupling reactions to produce functional brominated aromatic derivatives |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantitative determination based on peak area comparison against certified reference standard under optimized chromatographic conditions. |
| Related Substances | Gas Chromatography-Mass Spectrometry (GC-MS) | Identification and semi-quantitative assessment of impurities by retention time and mass spectral matching. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Volatile organic solvents are vaporized in sealed vials and quantified via GC-FID using calibration curves. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content via iodine-sulfur dioxide reaction in anhydrous methanol-based reagent. |
| Heavy Metals (as Pb) | Inductively Coupled Plasma-Optical Emission Spectrometry (ICP-OES) | Multi-element detection after acid digestion; quantification based on characteristic atomic emission lines. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride ions using suppressed conductivity detection after aqueous extraction. |
| Ash Content | Gravimetric Analysis (Ignition at 550 C) | Residue mass after high-temperature incineration of sample, expressed as percentage of original weight. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or automatically as solid-to-liquid phase change under controlled heating rate. |
| Bulk Density | ASTM D1895 Method A | Mass per unit volume measured using a calibrated cylinder and tapping device under standardized conditions. |
| Particle Size Distribution | Laser Diffraction (LD) | Analysis of light scattering pattern from dispersed particles to calculate size distribution based on Mie theory. |
| Acid Value | Acid-Base Titration (NaOH in ethanol) | Neutralization of acidic impurities with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement | Assessment of yellowness intensity relative to platinum-cobalt standard solutions at 430 nm. |
| Test Item | Specification |
|---|---|
| Appearance | White to light gray or light yellow crystalline powder |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 254–258 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Heavy Metals | <=10 ppm |
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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.