2,9-bis(p-methoxybenzyl)anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 83524-75-8 |
| Product name | 2,9-bis(p-methoxybenzyl)anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone |
| 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) |
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Documents We Provide for 83524-75-8
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 83524-75-8 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 83524-75-8
| Industry | Application | Process |
|---|---|---|
| Printing & Inks | High-performance black ink colorant | Added to ink formulations after dispersion |
| Coatings Industry | Coloration of high-performance black coatings | Added to coating systems and uniformly dispersed |
| Plastics Industry | Colorant for plastic products | Incorporated as a masterbatch component during plastic processing |
| Textile Industry | Dyeing of fibers and textiles | Used in high-end textiles requiring lightfastness and thermal stability |
| Electronics Industry | Coloration of conductive composites | Applied in electronic components requiring high-purity black |
Manufacturing Quality Control of 83524-75-8
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reverse-phase HPLC with UV detection at characteristic wavelength. |
| Residual Solvents | GC-FID | Measures volatile organic solvents by gas chromatography with flame ionization detection. |
| Moisture Content | Karl Fischer Titration | Determines water content via coulometric or volumetric titration with iodine-based reagent. |
| Ash Content | Gravimetric Analysis | Measures inorganic residue after high-temperature incineration and weighing. |
| Heavy Metals (Pb, Cd, Hg, Cr) | ICP-OES | Simultaneously quantifies trace metals after acid digestion using inductively coupled plasma optical emission spectroscopy. |
| Chloride Ion | Ion Chromatography | Separates and detects chloride anions using suppressed conductivity detection. |
| Particle Size Distribution | Laser Diffraction | Determines size distribution by analyzing angular scattering pattern of laser beam passing through dispersed sample. |
| Bulk Density | ASTM D1895 | Measures mass per unit volume of freely settled powder using standardized cylinder and funnel apparatus. |
| Color Strength (Tinting Strength) | Reflectance Spectrophotometry | Compares relative color intensity against certified reference standard using CIELAB coordinates. |
| Thermal Stability | TGA | Evaluates weight loss profile under controlled heating to assess decomposition onset temperature. |
| pH of Aqueous Slurry | Potentiometric Measurement | Determines surface acidity/basicity by measuring hydrogen ion activity in standardized water suspension. |
| Organic Impurities (Related Substances) | HPLC-MS | Identifies and quantifies structurally related impurities using liquid chromatography coupled with mass spectrometry. |
Technical Specifications of 83524-75-8
| Test Item | Specification |
|---|---|
| Appearance | Dark green to black crystalline powder |
| Purity | >=98.0% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 340–345 °C (decomposes) |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
| Heavy Metals | <=20 ppm |
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 83524-75-8
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 83524-75-8
Packaging of 83524-75-8
Industrial 83524-75-8 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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