| Customization: | Available |
|---|---|
| CAS No.: | 1843-05-6 |
| Formula: | C21h29n7o17p3 |
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| Product Name | UV-329 | CAS No. | 3147-75-9 |
| Molecular Formula | C20H25N3O | Molecular Weight | 323.43 |
| EINECS No. | 221-573-5 | Melting point | 106-108 °C(lit.) |
| Boiling point | 471.8±55.0 °C(Predicted) | Density | 1.10±0.1 g/cm3(Predicted) |
| Appearance | White powder | Purity | 99% |
UV absorber UV-329, 2-(2' -hydroxy-5 '-teroctyl phenyl) benzotriazole, is an excellent anti-aging agent with high efficiency
UV absorber UV-329 is widely used in PE, PVC, PP, PS, PC, polypropylene fiber, ABS resin, epoxy resin, resin fiber and other surface, and UV-329 can be used in plastic containers and food packaging materials, providing them with good light stabilization effect. Almost does not absorb visible light, especially suitable for colorless transparent and light-colored products.
UV Absorber 531 is a highly efficient ultraviolet absorber with low volatility, resistance to migration and easy processing properties. It has excellent synergistic effect with antioxidant and light stabilizer.
The product is mainly used for PE, PVC, PP, PS, PC, EVA, plexiglass and other materials. It has excellent solubility and compatibility with high solid coatings formulations. The product is suitable for automotive paint, powder coatings, polyurethane, rubber products. UV-531 is especially recommended in PE, PP, PVC etc.
1. Suitable for polystyrene, polyester, rigid polyvinyl chloride, polycarbonate, ABS resin, etc.
2. Used as a UV absorber.
1.Preferentially DHL, FedEX or TNT for quantity less than 50kg, air shipping for 100kg above, sea shipping for quantity over 500kg.
2.For customers from Russia,Mexico,Turkey,Solvenia,Romania,etc,before placing an order,please kindly confirm if you can make clearance when goods reach your customs| Shipping Terms | ||
| By Express | By Air | By Sea |
| Suitable for under 50kg Fast:3-4 days High cost Door to door service Easy to pick up the goods |
Suitable for more than 50kg Fast:3-4 days High cost Airport to airport Professional broker needed |
Suitable for more than 500kg Slow:15-30 days Low cost Port to port Professional broker needed |
Hefei Yili Import and Export co.,ltd was established in Hefei. Registered capital is 5 million. It is specialized in manufacture plant extract, API and chemicals raw material powder, food additives and oil. which are applied to skin care, healthcare,vitamins,food additives and cosmetic products... We will uphold honesty and pragmatic, innovative and enterprising service purposes, and provide a variety of quality services to our customers at abroad. It aims at supplying good product and comfort service. The strict quality control is to meet the customer's requirement, to get a highly praised and to be high quality supplier. If you have any question, or need samples, please feel free to contact us.
Q1. What's the MOQ?
A: Usually 1 kg. It is based on the different product. Some are 1g and some are 1 ton. Please be free to consult our salesman.
Q2. What's the shipping time?
A: If in stock, we will ship it out immediately. By FedEx will be 3~5 days to you.
Q3. If I need less than the MOQ, is it possible?
A: Yes. Please be free to consult our salesman.
Q4. Can you supply the free sample?
A: Usually it is possible. but the shipping cost be paid by customers. It based on the different product. Please be free to consult our salesman.
Q5. How to store the product?
A: Store in cool and dry place. It must be in well closed containers. The shelf life will be 2 years.
Q6: What's your main payment method?
A: T/T, trade assurance, west union, money gram.
Q7: Do you have COA, MSDS, CO, Health certificate, form 9 or other certificate?
A: Yes, we have. pls be free to contact us to get updated one.
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