In the dynamic world of textile manufacturing, achieving unparalleled brightness and vibrant color expression is paramount. NINGBO INNO PHARMCHEM CO.,LTD. proudly presents OBA 4BK, a cutting-edge Optical Brightening Agent designed to elevate the standards of textile dyeing and finishing. As a leading manufacturer and supplier of textile dyeing chemicals, we understand the critical need for solutions that offer both superior performance and efficiency.


OBA 4BK, also known as Fluorescent Whitening Agent 4BK, is a gray-greenish powder that offers exceptional properties for a wide range of fabrics, including cellulosic fibers, polyamide, and their blends. Its unique stilbene derivative structure ensures a brilliant blue-white shade, significantly enhancing the visual appeal of textiles. For professionals in the industry, the ability to buy textile dyeing chemicals manufacturer that deliver consistent, high-quality results is a game-changer. Our OBA 4BK is formulated for excellent washfastness, meaning the dazzling brightness it imparts remains vibrant even after repeated laundering, a key factor when considering a textile finishing chemicals supplier.


This powerful dyeing auxiliary is highly appropriate for exhaust processes, demonstrating very high bath exhaustion and good solubility in water. This translates to efficient usage and reduced processing times, offering a cost-effective solution for our partners. Furthermore, OBA 4BK exhibits good stability to alkalis, peroxide, and electrolytes, making it a reliable choice for various demanding dyeing conditions. Whether you're looking for an advanced fabric whitening solutions or a versatile agent for complex textile treatments, OBA 4BK from NINGBO INNO PHARMCHEM CO.,LTD. stands as a testament to quality and innovation in the field of textile chemicals. Contact us today to learn more about our competitive fluorescent whitening agent price and how OBA 4BK can revolutionize your textile production.