China Factory Direct
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| CAS number | 57834-33-0 |
| Product name | Ethyl 4-[[(methylphenylamino)methylene]amino]benzoate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeSpecialty GradeMaterial 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) |
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 |
|---|---|---|
| Plastics Industry | Prevents UV-induced yellowing, embrittlement, and aging in plastic products such as polyvinyl chloride (PVC), polystyrene (PS), and polycarbonate (PC) | Added to the polymer melt and uniformly dispersed during extrusion or injection molding |
| Coatings & Inks | Used as a light stabilizer in automotive coatings, industrial coatings, and printing inks to enhance weather resistance and color retention | Incorporated with other additives during the grinding stage of coating/ink formulation to ensure uniform dispersion |
| Textile Industry | Applied in UV-resistant finishing of synthetic fibers (e.g., polyester, nylon) to improve fabric durability for outdoor use | Added to the spinning dope or applied onto fiber surfaces via post-finishing impregnation |
| Packaging Materials | Used in food packaging films and agricultural mulch films to extend service life under sunlight | Blended with base resins and processed into films via blow film or cast film extrusion |
| Adhesives | Enhances UV resistance of adhesives for outdoor applications, preventing loss of bond strength | Added as an additive and uniformly mixed during adhesive formulation |
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the sample's color and physical state (e.g., white to pale yellow crystalline powder) to determine compliance with specified requirements. |
| Melting Point | Capillary Melting Point Determination | Determine the melting temperature range (typically 62–65°C) using a melting point apparatus to assess purity and crystallinity. |
| Content Determination | High-Performance Liquid Chromatography (HPLC) | Use a C18 column with UV detection (e.g., 288 nm), employing external or internal standard methods for quantification of the main component (≥99.0%). |
| Drying Loss | Drying Weight Loss Method | Dry the sample at 105°C to constant weight, calculate the percentage of mass loss to control moisture and volatile content (typically ≤0.5%). |
| Residue on Ignition | High-Temperature Ashing Method | Ignite the sample at high temperature (e.g., 700–800°C), then weigh the residual ash to evaluate inorganic impurity levels (typically ≤0.1%). |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After sample digestion, determine limit elements such as lead, arsenic, cadmium, and mercury to ensure compliance with safety standards for cosmetics/chemical raw materials. |
| Related Substances (Impurities) | HPLC Method (Gradient Elution) | Optimize gradient elution to separate and quantify individual impurity peaks; control each impurity ≤0.1%, total impurities ≤0.5%. |
| UV Absorption Characteristics | UV-Visible Spectrophotometry | Determine absorbance or molar absorptivity at characteristic wavelengths (e.g., 288 nm) to verify UV absorption performance. |
| pH Value (Aqueous Solution) | pH Meter Measurement | Prepare an aqueous solution at a specific concentration and measure pH using a calibrated pH meter to assess acidity/alkalinity impact on application systems (e.g., pH 5–7). |
| Solubility | Solubility Test | Evaluate solubility in solvents such as ethanol, acetone, oils, etc., to ensure compatibility with formulation applications. |
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 138–142°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Color (APHA/Pt-Co) | <=100 |
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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.