TECHNICAL DATA SHEET

Product name:

DIRECT VIOLET 51 POWDER

CAS NO.:

5489-77-0

C.I.:

27905

EINECS:

226-822-1

Chemical formula:

C32H29N5O8S2.2Na

Molecular structure:

Appearance:
Shade:
Strength:
Odor:
Specific gravity:
PH value:
Viscosity (mp.s):
Light fastness:
Washing fastness(40°С)
Rubbing fastness:
Sublimation fastness (180°С 30sec):
Perspiration fastness:
Alkali resistance:
Acid resistance:

Violet liquid
Similar to the standard
100±3%
Weak odor  
1.0-1.1
7.0-9.0
<10
4
1-2
Dry: 2
Wet: 1-2
Not tested
Not tested
Not tested
Not tested

Performance and features:

The product is mainly used for dyeing cotton, hemp, mucilage glue, silk, and mucilage or cotton mixed textile fabrics.