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Product Name: Direct Yellow 131
C.I. No.: 35085
CAS No.: 6661-39-8
Molecular Formula: C44H31N12Na3O11S3
Molecular Weight:1068.96
Relative Name:
Diazo Navy Blue 3P,Yellow 14L,Paper Yellow GG; Cationic Yellow X-GL
Shade: navy blue powder.
Direct Yellow 131 Physical Properties and light fastness, solubility.
| Direct Yellow 131 | |
| Solubility at 90 C | 80g/l |
| Insolubles % | 0.15 |
| Light Fastness | 5 |
| Washing Fatness | 4 |
| Perspiration | 5 |
| Rubbing fastness(wet) | 3 |
Soluble in water for dark red sauce, slightly soluble in alcohol. In the dark for the strong sulfuric acid, diluted red for sauce. The dye solution to join strong hydrochloric acid for dark red sauce, precipitation; Add thick dark Red sauce for sodium hydroxide solution, precipitation.
Package, 25KG/DRUM, CARTON BOX, BAG
Note: The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application.
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