UV-1577 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 147315-50-2 |
| Product name | UV-1577 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeSpecialty GradeMaterial 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 UV-1577
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk UV-1577 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of UV-1577
| Industry | Application | Process |
|---|---|---|
| Plastics Industry | UV stabilizer for engineering plastics such as polycarbonate and PET, preventing material aging | Directly incorporated into molten plastic processing |
| Coatings Industry | Enhances weather resistance of outdoor coatings and automotive clearcoats, minimizing UV-induced fading and degradation | Dispersed and blended into coating formulations |
| Automotive Manufacturing | Protects plastic components—including headlamp lenses and instrument panels—from UV damage | Added during injection molding |
| Packaging Materials | Extends outdoor service life of transparent packaging materials such as food packaging films and beverage bottles | Added during co-extrusion or blow molding |
| Textile Industry | UV protection treatment for synthetic fibers (e.g., polyester), improving durability of outdoor apparel | Incorporated prior to spinning or applied via post-finishing coating |
| Electronics | Protects electronic device housings (e.g., smartphone casings) from discoloration and embrittlement caused by solar UV exposure | Compounded during injection molding or compression molding |
Manufacturing Quality Control of UV-1577
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 280-320 nm, calibrated against certified reference standard. |
| Appearance | Visual Inspection | Assessment of physical state and color under controlled lighting against established visual standards for crystalline solids. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, following ASTM D1565 or ISO 462. |
| Loss on Drying | Gravimetric (Oven Drying) | Measurement of mass loss after drying at 105 C for 2 hours, indicating volatile content and moisture. |
| Residue on Ignition | Gravimetric (Sulfated Ash) | Mass of non-volatile residue remaining after high-temperature incineration in presence of sulfuric acid. |
| Heavy Metals (as Pb) | AAS (Flame or Graphite Furnace) | Quantification of total heavy metals by atomic absorption spectroscopy after acid digestion and chelation. |
| Chlorinated Impurities | GC-ECD | Detection and quantification of chlorinated organic impurities using gas chromatography with electron capture detection. |
| Residual Solvents | GC-FID | Identification and quantification of process-related solvents (e.g., toluene, methanol) using gas chromatography with flame ionization detection. |
| Acid Value | Acid-Base Titration | Determination of free carboxylic acid groups via titration with standardized KOH solution using phenolphthalein indicator. |
| UV Absorption Maxima (Lambda max) | UV-Vis Spectrophotometry | Verification of characteristic absorption peak position in ethanol or cyclohexane solution. |
| Absorbance Ratio (A280/A320) | UV-Vis Spectrophotometry | Calculation of ratio to assess spectral purity and absence of degradation-related absorbance shifts. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry or wet dispersed sample to determine D10, D50, D90 values per ISO 13320. |
Technical Specifications of UV-1577
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (by NMR) |
| Melting Point | 148–152°C |
| Water Content (KF) | <=0.5% |
| 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 UV-1577
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of UV-1577
Packaging of UV-1577
Industrial UV-1577 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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