Reactive Blue 19: High-Quality Dye for Vibrant Textiles | Leading Manufacturer & Supplier
Discover Reactive Blue 19, a premier anthraquinone dye renowned for its brilliant blue hue and exceptional performance in textile applications. As a leading manufacturer and supplier in China, we provide this essential dye for achieving vibrant, long-lasting colors on cotton, viscose, and blended fabrics. Enhance your textile production with our high-purity Reactive Blue 19.
Get a Quote & SampleExperience Brilliant Blue Hues with Reactive Blue 19

Reactive Blue 19 (CAS: 2580-78-1)
As a trusted Reactive Blue 19 supplier and manufacturer in China, we offer this critical organic dye for diverse textile applications. Known for its bright reddish-blue shade and excellent fastness properties, it's ideal for exhaust dyeing and printing. Benefit from our competitive pricing and stable supply chain for your industrial needs.
- High Purity & Vibrant Shade: Achieve brilliant, consistent blue colors with our 97% purity Reactive Blue 19, perfect for demanding textile applications.
- Exceptional Fastness: Our dye offers superior lightfastness and wet fastness, ensuring durability and color retention on various fabrics.
- Versatile Application: Ideal for dyeing cotton, viscose, modal, and their blends, as well as textile printing for bright patterns with good fixation.
- Reliable Sourcing: Partner with a reputable manufacturer in China for consistent quality and efficient delivery of Reactive Blue 19.
Key Advantages of Our Reactive Blue 19
Superior Color Performance
Benefit from the intense, brilliant blue shades of Reactive Blue 19. Its anthraquinone structure ensures exceptional color purity and vibrancy, crucial for fashion and home textile markets.
Enhanced Durability & Fastness
Our Reactive Blue 19 provides excellent light and wet fastness, ensuring that dyed textiles maintain their color integrity through washing and exposure, a key requirement for discerning buyers.
Cost-Effective Manufacturing
As a leading manufacturer, we offer competitive pricing for Reactive Blue 19, enabling cost-effective production for your textile dyeing and printing needs.
Applications of Reactive Blue 19
Textile Dyeing
Primarily used for dyeing cellulose fibers like cotton and viscose, our Reactive Blue 19 offers excellent depth and levelness in exhaust dyeing and cold pad-batch methods.
Textile Printing
This dye is widely used in screen and rotary printing, producing bright blue patterns with superior fixation and wash durability for high-quality textile prints.
Home Textiles
Ideal for items like towels, bed linens, and curtains, where its excellent wet fastness and vibrant hue contribute to product appeal and longevity.
Garment Dyeing
Used in dyeing apparel such as denim and casual wear, our Reactive Blue 19 delivers attractive blue shades that are both fashionable and colorfast.