1. Molecular formula: C₃₄H₂₈N₄Na₂O₈S₂

2. Molecular weight:730.71

3. Structure formula:

4. CAS NO.:6507-77-3

5. Appearance: Orange powder.

6. Specification: Strength 150%, crude

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  Orange 33

Properties and Applications：

red light orange. Soluble in water for gold orange, in ethanol has a solubility, orange for gold.

The strong sulfuric acid in orange, diluted the same color. Its water solution with hydrochloric acid into orange; Add thick sodium hydroxide solution for yellow brown. Mainly used for wool, silk and polyamide fiber dyeing and printing, also can be used for paper, hemp, sisal, leather and straw dyeing.

Acid  Orange 33, Acid  Orange 33

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