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 |
- |
- |
