China Factory Direct
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| CAS number | 3864-99-1 |
| Product name | 2-(2'-Hydroxy-3',5'-di-tert-butylphenyl)-5-chlorobenzotriazole |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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 | Used in polyethylene, polypropylene, and other plastic products to prevent UV-induced degradation and discoloration | Directly incorporated during plastic processing |
| Coatings Industry | Acts as a coating stabilizer to extend service life and reduce UV-induced chalking and fading | Incorporated into coating formulations |
| Automotive Industry | Used in automotive plastic components and coatings to enhance weather resistance | Added during injection molding or spray application |
| Textile Industry | Treats synthetic fibers to improve the UV resistance of textiles | Added during fiber production or post-finishing |
| Adhesives Industry | Enhances light stability of adhesive products to prevent aging | Incorporated into adhesive formulations |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (UV-327 content) | HPLC-UV | Quantification based on UV absorbance at characteristic wavelength using calibrated standard curve. |
| Appearance | Visual Inspection | Assessment of physical state and color against reference standard under controlled lighting. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid phase. |
| Loss on Drying | Gravimetric (105 C, 2 h) | Mass loss measured after drying sample to constant weight under specified temperature and time. |
| Residue on Ignition | Gravimetric (Ashing at 600 C) | Residual inorganic mass determined after high-temperature combustion of organic matrix. |
| Heavy Metals (as Pb) | AAS or ICP-OES | Quantification of total heavy metals by atomic absorption or optical emission spectroscopy after acid digestion. |
| Chlorinated Impurities | GC-ECD | Detection and quantification of chlorinated by-products using electron capture detection. |
| UV Absorption Spectrum | UV-Vis Spectrophotometry | Verification of spectral profile and lambda-max against reference spectrum in specified solvent. |
| Acid Value | Acid-Base Titration (KOH in ethanol) | Neutralization of acidic impurities with standardized KOH solution using phenolphthalein indicator. |
| Water Content | Karl Fischer Titration | Electrochemical determination of water based on iodine-sulfur dioxide reaction stoichiometry. |
| Particle Size Distribution | Laser Diffraction | Analysis of size distribution by measuring angular variation in laser light scattering. |
| Solubility in Common Solvents | Qualitative Dissolution Test | Observation of complete dissolution in specified solvents (e.g., toluene, acetone) at defined temperature. |
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 137–141°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (IR) | Conforms to reference spectrum |
| Residue on Ignition | <=0.1% |
| Color (APHA/Pt-Co) | <=100 |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.