DoPAT Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 558484-21-2 |
| Product name | DoPAT |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial 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 DoPAT
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk DoPAT Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of DoPAT
| Industry | Application | Process |
|---|---|---|
| Polymer Industry | Used as a chain transfer agent (CTA) in reversible addition-fragmentation chain transfer (RAFT) polymerization to control molecular weight and polymer architecture | Added during RAFT polymerization to regulate polymer chain growth via reversible chain transfer reactions |
| Materials Science | Preparation of polymers with defined structures and functionalities, such as block copolymers and star polymers | Employed as a RAFT agent to control polymer topology and molecular weight distribution during monomer polymerization |
| Nanotechnology | Synthesis of polymer nanoparticles or self-assembling materials | Used in RAFT polymerization to tailor polymer chain length and composition, thereby influencing self-assembly behavior |
| Biomedical | Preparation of biocompatible polymers or drug delivery carriers | Applied as a chain transfer agent in RAFT polymerization to produce biomedical materials with precise molecular design |
Manufacturing Quality Control of DoPAT
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification using reverse-phase HPLC with UV detection at 210-230 nm, calibrated against certified reference standard. |
| Related Substances | HPLC-DAD | Separation and identification of impurities using HPLC with diode array detection; peak purity assessed via spectral comparison. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify volatile organic solvents based on retention time and response factor calibration. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to determine trace water content via stoichiometric reaction. |
| Heavy Metals | ICP-MS | Multi-element quantification of Pb, Cd, Hg, As, and other toxic metals after acid digestion and matrix-matched calibration. |
| Sulfur Content | Elemental Analysis (Combustion) | High-temperature combustion followed by infrared detection of SO2 to determine total sulfur mass percentage. |
| Acid Value | Acid-Base Titration | Titration with standardized KOH ethanol solution using phenolphthalein indicator to determine carboxylic acid concentration. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride ions on an anion-exchange column with suppressed conductivity detection. |
| Residue on Ignition | Gravimetric Analysis | Weighing residue remaining after high-temperature ashing (500-600 C) to assess inorganic ash content. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry or wet dispersed sample using light scattering pattern to calculate volume-based particle size distribution. |
| Bulk Density | Tap Density Measurement | Determination of mass per unit volume after controlled tapping of a known mass in a graduated cylinder. |
| Microbial Limits | Membrane Filtration | Filtration of sample solution through sterile membrane, followed by incubation on selective media for aerobic bacteria and fungi enumeration. |
Technical Specifications of DoPAT
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 42-46°C |
| Identification (NMR) | Consistent with structure |
| Acid Value (mg KOH/g) | 180-190 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 DoPAT
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of DoPAT
Packaging of DoPAT
Industrial DoPAT 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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