Chlorendic anhydride Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 115-27-5 |
| Product name | Chlorendic anhydride |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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 Chlorendic anhydride
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Chlorendic anhydride Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Chlorendic anhydride
| Industry | Application | Process |
|---|---|---|
| Chemicals | Synthesis of polyester resins | Used as an anhydride component in copolymerization with diols to produce heat-resistant polyester resins |
| Chemicals | Plasticizer production | Reacted with alcohols to produce high-boiling plasticizers that improve plastic processing performance |
| Coatings | Alkyd resin coatings | Copolymerized with polyols and fatty acids to form film-forming resins for industrial coatings |
| Composites | Epoxy resin curing agent | Acts as a crosslinker in epoxy systems to enhance thermal resistance and mechanical strength |
| Electronics | Insulating material precursor | Used to formulate high-performance insulating varnishes and resin matrices for laminates |
Manufacturing Quality Control of Chlorendic anhydride
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the sample's color, physical state (powder, crystals, etc.), and presence of visible impurities. Suitable for preliminary assessment of purity and storage condition. |
| Melting Point | Capillary Melting Point Method | Determine the melting temperature range using a melting point apparatus. Chlormaleic anhydride has a characteristic melting point (approximately 145–150°C), which helps assess purity and structural consistency. |
| Assay / Purity | High-Performance Liquid Chromatography (HPLC) | Use reversed-phase HPLC with a UV detector (~254 nm) to quantify the main component by comparison with a reference standard, evaluating purity. Suitable for precise analysis. |
| Moisture Content | Karl Fischer Titration | Use a Karl Fischer titrator to determine trace moisture in the sample. Chlormaleic anhydride is prone to hydrolysis, so moisture must be controlled to ensure stability. |
| Acid Value | Acid-Base Titration | Dissolve the sample in an organic solvent (e.g., ethanol-benzene mixture) and titrate free acid content with standardized NaOH solution to reflect the degree of anhydride hydrolysis. |
| Chlorine Content | Oxygen Bomb Combustion - Ion Chromatography or Argentometric Method | After combusting the sample in an oxygen bomb, released chloride ions are measured via ion chromatography or silver nitrate titration to verify chlorine content in the molecule. |
| Volatile Matter / Volatile Impurities | Gas Chromatography-Mass Spectrometry (GC-MS) | Analyze low-boiling-point residual solvents or by-products such as benzene, toluene, and dichloroethane, ensuring residuals from synthesis are under control. |
| Thermal Stability | Thermogravimetric Analysis (TGA) | Measure weight loss under programmed temperature increase to evaluate decomposition temperature and thermal stability; useful for process condition screening. |
| Structural Confirmation | Fourier Transform Infrared Spectroscopy (FTIR) | Detect characteristic functional group absorption peaks, such as anhydride C=O stretching vibrations (~1770 cm⁻¹ and ~1850 cm⁻¹) and C-Cl bond (~600–800 cm⁻¹). |
| Crystal Form Analysis (if applicable) | X-Ray Diffraction (XRD) | Analyze solid-state crystalline structure for polymorphic control or batch-to-batch consistency evaluation (especially important in pharmaceutical or high-end material applications). |
Technical Specifications of Chlorendic anhydride
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 132–136°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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 Chlorendic anhydride
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of Chlorendic anhydride
Industrial Chlorendic anhydride 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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