In the realm of fabric care, the pursuit of pristine whiteness and lasting brilliance is a constant endeavor. NINGBO INNO PHARMCHEM CO.,LTD. introduces OBA 4BK, an exceptional Optical Brightening Agent designed to optimize fabric care processes by delivering superior, enduring whiteness. As a trusted fabric care chemicals supplier, we understand the importance of products that perform consistently and contribute to consumer satisfaction.


OBA 4BK, a Fluorescent Whitening Agent, manifests as a gray-greenish powder and is a stilbene derivative known for its ability to impart a vivid blue-white shade to various textiles, including cellulosic fibers, polyamide, and their blends. Its most remarkable characteristic in the context of fabric care is its washfast optical brightener property. This means the brilliant white maximum achieved with OBA 4BK is highly resistant to washing, ensuring that fabrics retain their luminous appearance over time.


While primarily an industrial chemical, the qualities of OBA 4BK directly translate to consumer benefit, offering improved fabric aesthetics and longevity. Its high bath exhaustion and good solubility in water contribute to efficient usage in industrial laundry and textile finishing, ultimately leading to brighter garments for end-users. For businesses seeking to enhance the quality of their textile products, choosing to buy superior fabric brightener solutions from NINGBO INNO PHARMCHEM CO.,LTD. is a strategic decision. We are committed to providing the best options for enhancing fabric whiteness and supporting a cleaner, brighter world of textiles.