Vat Indigo / Vat Blue 1


C.I.: Vat Blue 1 (73000)

CAS: 482-89-3

Molecular Formula: C16H10N2O2

Molecular Weight: 262.26

Properties and Applications:  Blue powder. Soluble in hot aniline, insoluble in ethanol. It is mainly used for dyeing cotton yarn and cotton cloth. It can also be used for wool and silk carpets and handicrafts in the application. Pure product is used in food dyes, it can also be processed into organic pigments. 

Color fastness:

Standard

Ironing Fastness

Chlorine bleach

Light Fastness

Mercerized

Oxygen bleach

Soaping

Fading

Stain

ISO

4

2

3

4

2-3

-

-

AATCC

3

1-2

3

-

2-3

-

-

VAT indigo