Acid Yellow 199
Acid Yellow A4R
CAS NO.:70865-20-2
Quantity
Acid Yellow 199
1. Molecular formula: C19H15N4NaO6S |
2. Molecular weight: 450.40 |
3. Structure formula: |
4. CAS NO.:70865-20-2 |
5. Appearance: Yellow powder. |
6. Specification: Strength 200% |
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
Bright orange. Orange powder, soluble in water. Used for the dyeing nylon, to other fiber with color, for wool dyeing serious.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 6-7 | 4-5 | 5 | 4-5 | ||||
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