Reactive Blue 19

CAS: 2580-78-1
Molecular Formula: C22H16N2Na2O11S3
Molecular Weight: 626.5438
Product description:1. The reactive brilliant blue KN - R can be used for cotton, viscose fiber dyeing, high affinity, good levelness and color fixation rate, suitable for all kinds of dyeing method. When used in dyeing and pad dyeing with reactive golden M - R, reactive red KN - 5 b of three primary colors, spell dyeing all kinds of light color; Or with active gold, reactive red M - M - G 8 b of three primary colors, dye the medium color. Also used for cotton, viscose fabric printed directly, such as polynosic glue direct printing of silk cloth, etc. Can also be used for whalen fiber dyeing. 2. Used for cotton, viscose, linen, silk and cotton fabric dyeing and printing, protein stain.