China Factory Direct
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| CAS number | 118129-60-5 |
| Product name | HONGHUI-MED 480010000000 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeElectronic GradeReagent Grade |
| Packaging | 25KG/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 |
|---|---|---|
| Organic Electronic Materials | Synthesis of perylene diimide-based n-type semiconductor materials | Serves as the core scaffold; functional side chains are introduced via Suzuki or Stille coupling reactions at brominated sites |
| Optoelectronic Materials | Preparation of active layer materials for organic solar cells | Blended with electron-rich donor polymers to form bulk heterojunction structures |
| Fluorescent Probes | Construction of highly stable fluorescent dyes or bioconjugation labels | Bromine atoms are substituted with amino or alkoxy groups to enhance water solubility and target-binding affinity |
| Organic Field-Effect Transistors (OFETs) | Used as the n-channel semiconductor layer | Processed into thin films via vacuum deposition or solution-based methods, leveraging strong π–π stacking to achieve high electron mobility |
| Molecular Self-Assembly | Construction of ordered nanostructures or supramolecular systems | Molecular orientation is directed by π–π interactions and halogen bonding |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at characteristic absorption wavelength. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents by gas chromatography with flame ionization detection. |
| Moisture Content | Karl Fischer Titration | Volumetric or coulometric titration based on iodine consumption in a reaction with water. |
| Heavy Metals | ICP-OES | Multi-element detection of metallic impurities after acid digestion, using inductively coupled plasma optical emission spectroscopy. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride ions using anion-exchange column and conductivity detection. |
| Residual Bromine | Potentiometric Titration | Titration with silver nitrate using silver indicator electrode to detect bromide ion endpoint. |
| Melting Point | Capillary Melting Point Apparatus | Thermal determination of solid-to-liquid transition temperature range under controlled heating rate. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to calculate particle size distribution in dispersed sample. |
| Organic Impurities (Related Substances) | HPLC-DAD | Identification and quantification of structurally related compounds using diode array detection with spectral matching. |
| Sulfated Ash | Gravimetric Analysis | Ignition of sample at high temperature followed by weighing of non-volatile inorganic residue. |
| Bulk Density | USP <616> Method I | Measurement of mass per unit volume of powder under standardized tapping conditions. |
| Residual Palladium | ICP-MS | Ultra-trace quantification of palladium catalyst residues using inductively coupled plasma mass spectrometry. |
| Test Item | Specification |
|---|---|
| Appearance | Red solid |
| Purity | >=98.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| Water Content (KF) | <=0.5% |
| Melting Point | 420–425 °C (decomposes) |
| Identification (NMR) | Conforms to reference spectrum |
| Residue on Ignition | <=0.2% |
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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.