Direct Fast Black G


Product Name : Direct Fast Black G  

C.I.: Direct Black 19 (35255)

CAS: 6428-31-5

Molecular Formula: C34H27N13Na2O7S2

Molecular Weight: 839.77

direct fast black G

Properties and Applications of Direct Fast Black G :  Black powder. Soluble in water, slightly soluble in ethanol and acetone. It is mainly used for dyeing and direct printing of cotton, viscose fiber, silk, wool and blended fabrics.

Color fastness:

Standard

Acid Resistance

Alkali Resistance

Light Fastness

Soaping

Water

Fading

Stain

Fading

Stain

ISO

4

3

3-4

2

-

2

-

AATCC

4-5

3

3

2-3

-

2

-