China Factory Direct
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| CAS number | 1026-92-2 |
| Product name | TEREPHTHALIC ACID DIALLYL ESTER |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 |
|---|---|---|
| Electrical & Electronics | Substrate materials for printed circuit boards (PCBs); encapsulation resins for electronic components | Hot-press molding; compression molding |
| Composites | Matrix resin for fiber-reinforced plastics (FRP) | Pultrusion; filament winding; compression molding |
| Coatings | Crosslinker for heat-resistant and chemically resistant coatings | Solvent-based coating formulation; high-temperature curing |
| Adhesives | Component in high-performance structural adhesives | Heat-curing; free-radical initiated polymerization |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantification based on peak area comparison against a certified reference standard using reversed-phase chromatography. |
| Appearance | Visual inspection | Assessment of liquid clarity and absence of visible particulates or phase separation under controlled lighting. |
| Color (APHA) | Visual color comparison or spectrophotometric measurement | Comparison of sample color to APHA platinum-cobalt standards or measurement of absorbance at 430 nm. |
| Acid Value | Acid-base titration with KOH in ethanol | Neutralization of free carboxylic acid groups using standardized potassium hydroxide solution. |
| Water Content | Karl Fischer titration | Electrochemical determination of water via iodine-sulfur dioxide reaction in a methanol-based reagent. |
| Residue on Ignition | Gravimetric analysis after high-temperature ashing | Measurement of non-volatile inorganic residue remaining after combustion at 750-800 C. |
| Chloride Content | Ion chromatography (IC) | Separation and quantification of chloride ions using anion-exchange column and conductivity detection. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element detection of trace metals by plasma-induced atomic emission spectroscopy. |
| Refractive Index | Refractometry | Measurement of light bending angle through the sample at specified temperature (e.g., 25 C) using calibrated refractometer. |
| Density | Pycnometry or digital densitometry | Determination of mass per unit volume using calibrated glass pycnometer or oscillating U-tube principle. |
| Viscosity | Rotational viscometry | Measurement of resistance to flow under controlled shear rate and temperature using spindle-type viscometer. |
| Peroxide Value | Iodometric titration | Oxidation of iodide to iodine by organic peroxides, followed by titration with standardized sodium thiosulfate. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to almost colorless, clear liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.535–1.545 |
| Relative Density (20°C/25°C) | 1.075–1.085 g/cm³ |
| Acid Value (mg KOH/g) | <=0.5 |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.