1. Molecular formula:C₂₆H₂₄N₅O₅S.Na

2. Molecular weight:

3. Structure formula:

4. CAS NO.:12220-29-0

5. Appearance: Red 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.
Acid  Red 299

Properties and Applications
Acid  Red 299

Purplish red powder, soluble in water. Water solution is red, to produce brown precipitation rare hydrochloric acid, sodium hydroxide to join after yellow. The strong sulfuric acid for olive green, blue become diluted. Used for polyamide, wool, silk dyeing and printing of content, it can also be used for leather color.
Acid  Red 299

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