Acetate fibers, renowned for their silky texture and luxurious drape, often require careful treatment to achieve and maintain their pristine whiteness. Over time, or due to processing, these fibers can develop a yellowish tint that detracts from their inherent elegance. This challenge necessitates the use of dedicated fluorescent whitening agents designed specifically for their unique properties.
NINGBO INNO PHARMCHEM CO.,LTD. specializes in providing high-performance chemical additives, including those tailored for the delicate nature of acetate fiber production. Our Fluorescent Whitening Agent ER-II, also identified as C.I. 199:1 textile auxiliary agent, is an excellent solution for brightening acetate fibers. This agent works by absorbing ultraviolet light and re-emitting it as a desirable blue-violet fluorescence, effectively neutralizing yellowing and enhancing the overall brightness and vibrancy of the material.
For manufacturers looking to buy whitening agent for acetate fibers, it is crucial to select products that offer both high efficiency and compatibility. Our ER-II brightener exhibits good low-temperature coloring ability, which is beneficial for the processing of acetate fibers, minimizing potential damage from high heat. This versatility ensures that the brightener can be seamlessly integrated into existing dyeing and finishing processes, contributing to a smoother and more efficient production line.
The consistent quality and high purity of our fluorescent whitening agents guarantee reliable and reproducible results, which is vital for maintaining brand reputation and meeting consumer expectations for premium textiles. As a leading fluorescent brightening agent supplier for acetate fiber applications, NINGBO INNO PHARMCHEM CO.,LTD. is committed to supporting our clients with products that deliver exceptional aesthetic appeal and durability. Partner with us to elevate the brilliance of your acetate fiber products and ensure they consistently meet the highest standards of whiteness and visual quality.
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.