Direct Dyes Red 18 for Paper Dyeing
Product Description
Product Name: Direct Red 18
C.I. No.: 22280
CAS No.: 6548-26-1
Molecular Formula: C29H17N4Na3O10S2
Molecular Weight: 714.57
Relative Name:
Paramine Fast Bordeaux B
Shade: red to blue light powder.
Direct Red 18 Physical Properties and light fastness, solubility.
| Direct Red 18 | |
| Dyeing depth % | 2 |
| Insolubles % | 0.15 |
| Light Fastness | 4 |
| Washing Fatness | 4 |
| Rubbing fastness(dry) | 4-5 |
| Rubbing fastness(wet) | 3 |
Direct Red 18 Properties and Applications:
soluble in water for pink, soluble in ethanol, insoluble in other organic solvents. The strong sulfuric acid to red light purple, orange for diluted. The dye solution with strong hydrochloric acid is palm red light, precipitation; Add thick sodium hydroxide solution have yellow 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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Product Categories : DIRECT DYE
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