CYCLOPENTANE-1,2-DICARBOXYLIC ACID ANHYDRIDE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 35878-28-5 |
| Product name | CYCLOPENTANE-1,2-DICARBOXYLIC ACID ANHYDRIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeMaterial GradeElectronic GradeSpecialty 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) |
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Documents We Provide for CYCLOPENTANE-1,2-DICARBOXYLIC ACID ANHYDRIDE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk CYCLOPENTANE-1,2-DICARBOXYLIC ACID ANHYDRIDE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of CYCLOPENTANE-1,2-DICARBOXYLIC ACID ANHYDRIDE
| Industry | Application | Process |
|---|---|---|
| Polymers | Used as a curing agent for epoxy resins to enhance thermal stability and mechanical properties | Added to epoxy resin systems and cured via thermal activation |
| Coatings | Used in the production of polyester resins as a base component for coatings, improving weather resistance and adhesion | Condensed with polyols to produce polyester resins |
| Electronics | Used as a component of insulating materials for encapsulation and protection of electronic components | Copolymerized with other monomers to form high-performance insulating polymers |
| Adhesives | Used as a tackifier or crosslinker to improve heat resistance and bond strength | Incorporated into adhesive formulations and crosslinked via thermal curing |
Manufacturing Quality Control of CYCLOPENTANE-1,2-DICARBOXYLIC ACID ANHYDRIDE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantitative determination based on peak area comparison against a certified reference standard using reversed-phase chromatography. |
| Acid Value | Acid-base titration with NaOH | Neutralization of acidic groups by standardized sodium hydroxide solution, using phenolphthalein indicator or potentiometric endpoint detection. |
| Moisture Content | Karl Fischer titration | Electrochemical determination of water content via iodine-sulfur dioxide reaction in a methanol-based reagent system. |
| Residue on Ignition | Gravimetric analysis | Measurement of non-volatile inorganic residue after controlled high-temperature ashing and cooling in a desiccator. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantification of trace metals by measuring atomic emission intensities from plasma-excited sample aerosol. |
| Chloride Content | Ion chromatography | Separation and conductivity-based quantification of chloride anions using anion-exchange column and suppressed conductivity detection. |
| Color (APHA) | Visual comparison or spectrophotometry | Measurement of yellowness intensity by matching sample absorbance at 430 nm to APHA platinum-cobalt standard solutions. |
| Melting Point | Capillary melting point apparatus | Determination of solid-to-liquid phase transition temperature using calibrated capillary tube method under controlled heating rate. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral molecules in solution at specified concentration and path length. |
| Residual Solvents | Gas chromatography with FID | Separation and flame ionization detection of volatile organic impurities using headspace or direct injection mode. |
| Particle Size Distribution | Laser diffraction | Analysis of scattered laser light intensity patterns to calculate volume-based particle size distribution in dispersed solid samples. |
| pH of Aqueous Solution | Potentiometric pH measurement | Determination of hydrogen ion activity using calibrated glass electrode and reference electrode in saturated aqueous suspension. |
Technical Specifications of CYCLOPENTANE-1,2-DICARBOXYLIC ACID ANHYDRIDE
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.5% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 78–82°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| Identification (NMR) | Conforms to reference spectrum |
| Acid Value (mg KOH/g) | 420–440 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 CYCLOPENTANE-1,2-DICARBOXYLIC ACID ANHYDRIDE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of CYCLOPENTANE-1,2-DICARBOXYLIC ACID ANHYDRIDE
Safety Information of CYCLOPENTANE-1,2-DICARBOXYLIC ACID ANHYDRIDE
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of CYCLOPENTANE-1,2-DICARBOXYLIC ACID ANHYDRIDE
Industrial CYCLOPENTANE-1,2-DICARBOXYLIC ACID 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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