CAS No.: | 6428-31-5 |
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Formula: | C34h27n13na2o7s2 |
Colour: | Black |
Appearance: | Powder |
Usage: | Paper, Ink, Leather, Textile |
Application Material: | Paper |
Samples: |
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Customization: |
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Direct Direct Black 19 | |
Dyeing depth % | 2 |
Insolubles % | 0.15 |
Light Fastness | 3 |
Washing Fatness | 2 |
Rubbing fastness(dry) | 4 |
Rubbing fastness(wet) | 3 |
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