TECHNICAL   DATA   SHEET

Product name:

REACTIVE BLUE 19

CAS NO.:

2580-78-1

C.I.:

61200

EINECS:

219-949-9

Chemical formula:

C22H18N2O11S3.2Na

Molecular structure:

Appearance:
Shade:
Strength:
Odor:
Specific gravity:
PH value:
Solubility: 
Insoluble matter in water/%:
Moisture/%:
Light fastness:
Washing fastness(40°С)
Rubbing fastness:
Sublimation fastness (180°С 30sec):
Perspiration fastness:

Blue powder
Similar to the standard
100±3% to the standard
Weak odor  
Not tested
6-7
≥125g/l at 50°С
<0.3
<5.0
4
4
Dry: 3-4 
Wet: 2
4
4

Performance and features:

 The product is mainly used for dyeing fibrin fabric and cotton; it also can be used in textile printing.