Reactive Blue 19 (CAS NO : 2580-78-1)

Reactive Blue 19 (CAS 2580-78-1) is a cornerstone of the US textile and diagnostic markets, where a general industry purity of 98% is the benchmark for high-performance dyeing of cellulose-based fibers and the production of specialized polymer dyes. Remazol Brilliant Blue R serves as a high purity fine chemical increasingly sought after by American CDMOs for use as a vital starting material in custom synthesis services, reflecting a strategic shift toward domestic sourcing and rigorous quality control for diagnostic assay manufacturing. Reactive Brilliant Blue KN-R is gaining significant traction in the API intermediates market as a versatile anthraquinone building block, driving the need for a reliable bulk chemical supplier that can navigate complex US regulatory landscapes and provide the technical depth required by the American Chemical Society standards. As an established Dyes and Pigments suppliers in the united states, we ensure dependable supply, consistent quality, and complete regulatory documentation, including CoA and TDS across all grades. Beyond supply, we support partners through the entire product lifecycle from route scouting, process and formulation development, and analytical method development to scale-up, process optimisation, and pilot-to-commercial manufacturing. Our teams also assist with GMP-compliant quality assurance, regulatory documentation, and global supply chain and logistics coordination.