Vat Green 9 | 6369-65-9
International Equivalents:
| Black BB | C.I.VatGreen9 |
| THRENE BLACK BB | CaledonBlackCNB |
| INDANTHRENE BLACK | IndanthrenBlackBB-N |
Product physical properties:
| Product Name |
Vat Green 9 |
|||
| Specification |
Value |
|||
| Appearance |
Black Powder |
|||
| density |
1.653g/cm3 |
|||
|
General properties |
Dyeing method |
KN spl |
||
| Dyeing Depth (g/L) |
60 |
|||
| Light(xenon) |
7 |
|||
| Water spotting(immediately) |
4 |
|||
| Level-dyeing property |
Good |
|||
|
Light&Perspiration |
Alkalinity |
4-5 |
||
| Acidity |
4-5 |
|||
|
Fastness properties |
Washing |
CH |
4-5 |
|
|
CO |
3-4 |
|||
|
VI |
3 |
|||
|
Perspiration |
Acidity |
CH |
4-5 |
|
|
CO |
4-5 |
|||
|
WO |
4-5 |
|||
|
Alkalinity |
CH |
4-5 |
||
|
CO |
4-5 |
|||
|
WO |
4-5 |
|||
|
Rubbing |
Dry |
4 |
||
|
Wet |
3 |
|||
| Hot pressing |
200℃ |
CH |
4-5 |
|
|
Hypochlorite |
CH |
4-5 |
||
Superiority:
Black Powder, insoluble in water and ethanol, slightly soluble in acetone, chloroform, pyridine, toluene, soluble in o-chlorophenol, xylene, and tetralin. It appears dark purple in concentrated sulfuric acid, and forms a dark purple precipitate after dilution. The leuco body in the alkaline insurance Powder reducing solution is purple, and in the acidic solution it is dark red. Originally green, it turns black after oxidation. Currently, they are all used as black vat dyes. This belongs to the anthrone and anthraquinone vat dyes.
Application:
Vat green 9 is used in the dyeing cotton fibers, treated with oxidants (such as sodium hypochlorite or sodium nitrite and concentrated sulfuric acid) after dyeing, and also used for dyeing viscose fiber, silk, wool, vinylon and cotton blended fabrics.
Package: 25 kgs/bag or as you request.
Storage: Store at a ventilated, dry place.
Execution Standards: International Standard.
