Enhance Brightness: Premium Optical Brightener ER-I for Textiles & Plastics
Discover the superior whitening capabilities of Optical Brightener ER-I (CAS 13001-39-3), a leading fluorescent whitening agent from a trusted manufacturer. Elevate your polyester textiles and plastic products with unmatched brightness and vibrancy. Get your quote today!
Get a Quote & SampleSuperior Brightness for Demanding Applications

Optical Brightener ER-I
As a premier optical brightener supplier in China, we offer Optical Brightener ER-I, a high-performance fluorescent whitening agent. Our product ensures exceptional brightness and whiteness for polyester fibers, PE, PP, and PVC plastics. Experience superior quality and consistency from a reliable manufacturer.
- Achieve vibrant whiteness with our Optical Brightener ER-I, ideal for polyester fiber applications.
- Enhance the visual appeal of plastics like PE, PP, and PVC by purchasing our high-purity Optical Brightener ER-I.
- Benefit from excellent sublimation fastness, ensuring lasting brightness in your products. Find a trusted supplier for your chemical needs.
- We provide detailed technical specifications and reliable supply chains, making us your go-to manufacturer for Optical Brightener ER-I in China.
Key Advantages of Our Optical Brightener ER-I
Exceptional Whitening Efficacy
Our Optical Brightener ER-I delivers outstanding whitening and brightening effects, making materials appear whiter and more vibrant. Buy from us for guaranteed performance in your textile dyeing and plastic manufacturing processes.
High Purity & Consistency
With a purity of ≥99% and a stable melting point of 229-231°C, our product ensures consistent results. Trust our manufacturing standards when you purchase Optical Brightener ER-I for your critical formulations.
Versatile Applications
Perfect for polyester textiles, PE, PP, and PVC plastics, this versatile fluorescent whitening agent is a must-have. Explore bulk purchase options from our extensive supplier network in China.
Industries Benefiting from Optical Brightener ER-I
Textile Industry
Enhance the brilliance of polyester fibers and blends. Learn how to buy this essential textile auxiliary agent for optimal results.
Plastics Manufacturing
Achieve superior brightness in PE, PP, and PVC products. Source your high-quality plastic brightener from a reliable China manufacturer.
Fiber Production
Improve the visual appeal of synthetic fibers. We offer competitive pricing for bulk purchases of Optical Brightener ER-I.
Specialty Chemical Formulations
Integrate this key intermediate into your advanced chemical products. Contact us for a custom quote and sample.