Name:C.I.Reactive Brown 9
Molecular
Structure: Single azo,Metal Complexes
C.I.Reactive Brown 9
Crimson K-RB,Reactive Red Brown
K-B3R,Reactive Red Brown KM-B3R
Molecular Formula:C28H20ClN7Na2O12S3
Molecular Weight: 824.13
CAS Registry Number:12225-66-0
Properties and Applications: Claret . Palm black powder. The strong sulfuric acid for black
purple, diluted into purple, accompanied by precipitation; Nitric acid in the
red for sauce, diluted for sauce is still red. The dye water solution is red
sauce, add 1 Moore sodium hydroxide is still red sauce, continue to join
insurance powder by shallow warm red to colorless; Add a boric acid sodium
can’t restore the original colour and lustre. Can be used for cotton, viscose
and various methods of silk dyeing and printing directly.
Standard |
Light Fastness |
Oxygen bleaching |
Persperation Fastness |
Soaping |
|||
Fading |
Stain |
Fading |
Stain |
Fading |
Stain |
||
ISO |
4-5 |
5 |
4-5 |
4-5 |
3-4 |
4-5 (100℃) |
4-5 |