Vat Black 25 | 4395-53-3
International Equivalents:
| Olive T | Vat Olivet |
| C.I.VATBLACK25 | Cibanone Olive S |
| Anthramar Olive T | Intravat Olive S |
Product physical properties:
| Product Name |
Vat Black 25 |
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| Specification |
Value |
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| Appearance |
Tan Powder |
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| density |
1.527±0.06 g/cm3(Predicted) |
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| pKa |
-2.72±0.20(Predicted) |
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|
General properties |
Dyeing method |
KN |
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| Dyeing Depth (g/L) |
30 |
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| Light(xenon) |
7 |
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| Water spotting(immediately) |
4-5 |
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| Level-dyeing property |
Moderate |
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|
Light&Perspiration |
Alkalinity |
4-5 |
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| Acidity |
4-5 |
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|
Fastness properties |
Washing |
CH |
4 |
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|
CO |
4-5 |
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|
VI |
4-5 |
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|
Perspiration |
Acidity |
CH |
4-5 |
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|
CO |
4-5 |
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|
WO |
4-5 |
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|
Alkalinity |
CH |
4-5 |
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|
CO |
4-5 |
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|
WO |
4-5 |
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|
Rubbing |
Dry |
4-5 |
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|
Wet |
3-4 |
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| Hot pressing |
200℃ |
CH |
4-5 |
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|
Hypochlorite |
CH |
4 |
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Superiority:
Tan Powder. It appears green in concentrated sulfuric acid and produces black precipitate after dilution. It turns reddish brown in concentrated nitric acid. It appears gray in alkaline solution of insurance Powder and dark olive in acidic solution. It is used for dyeing cotton fibers with medium level dyeing and Good affinity. It is Generally used for dyeing dark gray and variegated colors. Also used for dyeing silk, wool and polyester-cotton fabrics.
Application:
Vat black 25 is used in the dyeing cotton fibers, and also for dyeing silk, wool and polyester-cotton fabrics.
Package: 25 kgs/bag or as you request.
Storage: Store at a ventilated, dry place.
Execution Standards: International Standard.
