1. Molecular formula: C24H22N4O6S2 |
2. Molecular weight:526.58 |
3. Structure formula: |
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4.Acid Red 57 CAS NO.:12217-34-4 |
5. Appearance: Red powder. |
6. Specification: Strength 100% |
7. Usage: Mainly used in dyeing of wool and worsted goods. |
8. Packing, storage and transportation: Packed with 25KG cartons, allows to be tansported by the general means. |
Properties and Applications:
Acid Red 57
colourful red blue light. Bright red powder blue. Soluble in water red, and 90 ° C of the water solubility of 70 g/L. The strong sulfuric acid is dark red. Used for wool, silk, polyamide fiber and its wool blended fabric dyeing, also can be used for leather color. High dye migration sex and permeability, suitable for piece dyed, has the high resistance to bask in fastness, suitable for decorative fabric and carpet.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 5-6 | 4-5 | 4-5 | 4 | 3-4 | |||
| AATCC | 5-6 | 4 | 4 | 3-4 | 1 | 3-4 | ||
Acid Red 57
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