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HS Code |
137801 |
| Product Name | Tinuvin 329 |
| Chemical Family | Hydroxyphenyl benzotriazole |
| Cas Number | 3147-75-9 |
| Appearance | Pale yellow powder |
| Molecular Weight | 323.38 g/mol |
| Melting Point | 103–106 °C |
| Solubility | Soluble in organic solvents, insoluble in water |
| Application | UV absorber in plastics, coatings, adhesives |
| Light Stability | High |
| Recommended Dosage | 0.1–1.0% by weight |
| Thermal Stability | Up to 300 °C |
| Volatility | Low |
| Storage Conditions | Store in a cool, dry, well-ventilated area |
| Toxicity | Low under normal conditions |
| Trade Name | Tinuvin 329 |
As an accredited Tinuvin 329 UV Absorbers factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Tinuvin 329 UV Absorber is packaged in 25 kg fiber drums with inner polyethylene liners, ensuring moisture protection and safe handling. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL) for Tinuvin 329 UV Absorbers: 9 metric tons, packed in 25kg fiber drums, 360 drums per container. |
| Shipping | Tinuvin 329 UV Absorber is typically shipped in sealed, moisture-proof fiber drums or polyethylene-lined bags, ensuring product integrity during transit. Containers are clearly labeled and compliant with transport regulations. Store and transport in a cool, dry place, away from direct sunlight and incompatible substances. Handle with protective equipment as outlined in the SDS. |
| Storage | Tinuvin 329 UV Absorber should be stored in a cool, dry, well-ventilated area away from direct sunlight and sources of ignition. Keep the container tightly sealed to prevent moisture absorption and contamination. Store in original packaging, away from food, drinks, and incompatible substances. Follow all safety protocols and local regulations to ensure safe handling and storage of this chemical. |
| Shelf Life | Tinuvin 329 UV Absorber has a shelf life of at least 2 years when stored in tightly closed, original containers under cool conditions. |
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Purity 98%: Tinuvin 329 UV Absorbers with purity 98% is used in automotive coatings, where high-grade purity ensures extended gloss retention and color stability. Melting Point 103°C: Tinuvin 329 UV Absorbers with a melting point of 103°C is used in thermoplastic polyolefin films, where it provides effective UV shielding without thermal degradation during processing. Molecular Weight 351.47 g/mol: Tinuvin 329 UV Absorbers with a molecular weight of 351.47 g/mol is used in exterior architectural paints, where optimal molecular size allows for uniform dispersion and long-term protection. Particle Size 5 μm: Tinuvin 329 UV Absorbers with a particle size of 5 μm is used in wood finishes, where fine particle distribution enhances transparency and film integrity under UV exposure. Stability Temperature 250°C: Tinuvin 329 UV Absorbers with a stability temperature of 250°C is used in polycarbonate sheets, where thermal stability prevents decomposition during extrusion and maintains UV filtration efficacy. Solubility in Xylene 30 g/L: Tinuvin 329 UV Absorbers with solubility in xylene of 30 g/L is used in solventborne industrial coatings, where efficient solubility enables homogeneous integration and optimal UV resistance. Volatility Low: Tinuvin 329 UV Absorbers with low volatility is used in exterior PVC profiles, where low volatility minimizes migration and ensures persistent UV absorption. UV Absorption Max λ 354 nm: Tinuvin 329 UV Absorbers with UV absorption maximum at 354 nm is used in PET beverage bottles, where targeted absorption at critical wavelengths prevents yellowing and maintains clarity. |
Competitive Tinuvin 329 UV Absorbers prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615651039172 or mail to sales9@bouling-chem.com.
We will respond to you as soon as possible.
Tel: +8615651039172
Email: sales9@bouling-chem.com
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