In the competitive landscape of polymer manufacturing, the selection of appropriate additives is crucial for ensuring product durability and aesthetic appeal. Ultraviolet (UV) radiation is a significant environmental stressor that can lead to material degradation. UV-328, a high-performance UV absorber, offers a robust solution for protecting a wide range of polymers. NINGBO INNO PHARMCHEM CO.,LTD., a leading manufacturer and supplier, provides essential information for B2B clients seeking to leverage this advanced chemical additive.
Understanding the Advantages of UV-328
UV-328 (CAS# 25973-55-1) is a benzotriazole UV absorber known for its excellent efficacy in absorbing UV light within the 270-340 nm spectrum. Its performance is often favorably compared to established products like UV-326 and UV-327, offering enhanced compatibility with various polymer resins, low thermal evaporation, and high wash resistance. These characteristics make it an ideal choice for applications requiring superior and long-lasting UV protection. As a UV-328 manufacturer, we emphasize its role in preventing discoloration, embrittlement, and overall material breakdown.
Key Applications and Polymer Compatibility
The versatility of UV-328 allows it to be incorporated into a broad spectrum of polymers and organic substrates. Key applications include:
For procurement managers and R&D scientists, understanding the specific benefits of UV-328, such as its low volatile content during processing, is key to optimizing formulations. NINGBO INNO PHARMCHEM CO.,LTD. is a trusted UV-328 supplier, dedicated to meeting these needs.
Sourcing High-Quality UV-328: Price and Purity
When considering where to buy UV-328, it is essential to partner with a reliable manufacturer that guarantees product purity and consistency. NINGBO INNO PHARMCHEM CO.,LTD. offers UV-328 with a purity of ≥99% (HPLC), ensuring optimal performance. Our status as a direct UV-328 manufacturer in China enables us to provide competitive UV-328 prices, making advanced polymer stabilization economically viable for businesses. We encourage prospective buyers to inquire about bulk purchase options and obtain a detailed quote.
The recommended dosage for UV-328 typically ranges from 0.1% to 0.5%, depending on the polymer type and application requirements. Our technical team is available to provide guidance on optimal usage levels and application techniques. By choosing NINGBO INNO PHARMCHEM CO.,LTD., you gain access to not only a high-quality UV absorber but also a knowledgeable partner committed to your product's success.
For your UV stabilization needs, trust NINGBO INNO PHARMCHEM CO.,LTD. as your go-to UV-328 supplier. Contact us today to secure your supply and enhance the longevity of your polymer products.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.