The demand for high-whiteness paper products continues to grow, driving innovation in chemical additives for the pulp and paper industry. NINGBO INNO PHARMCHEM CO.,LTD. understands this critical need and offers a range of essential pulp and paper chemical additives, with Optical Brightener BBU (Fluorescent Brightener 220) being a cornerstone product. This advanced additive is engineered to ensure optimal whiteness and brightness, significantly enhancing the visual appeal and market value of various paper grades.
Optical Brightener BBU functions by absorbing ultraviolet light and re-emitting it as visible blue light, effectively neutralizing the inherent yellowish tint of paper. This process not only makes the paper appear whiter but also adds a vibrant luminosity that is highly desirable for printing, writing, and specialty papers. Our product serves as a highly effective pulp and paper coating whitening agent, seamlessly integrating into different stages of paper production, including direct pulp addition, wet-end application, surface sizing, and coating processes.
The versatility and high performance of Optical Brightener BBU make it an indispensable tool for paper manufacturers. It exhibits excellent water solubility, ensuring uniform dispersion throughout the paper matrix for consistent whitening results. Furthermore, its robust stability ensures that the brightening effect is maintained even under diverse processing conditions and over time. For those looking to purchase an efficient optical brightener BBU paper whitening agent, NINGBO INNO PHARMCHEM CO.,LTD. offers a reliable supply of high-purity product.
By leveraging our expertise and high-quality chemical additives, paper manufacturers can achieve superior whiteness levels, reduce yellowish tones, and ultimately produce paper that is more vibrant and appealing. Our commitment at NINGBO INNO PHARMCHEM CO.,LTD. is to support the industry with innovative solutions that improve product aesthetics and operational efficiency, helping our clients stay ahead in a competitive market.
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.