| Description | Acid orange 7 (COLIPA C015) is a dye used to dye wool. |
| Synonyms | 酸性橙 7, Orange II, D&,C Orange 4, COLIPA C015, 2-naphthol orange, CI 15510 |
| molecular weight | 350.32 |
| Molecular formula | C16H11N2NaO4S |
| CAS | 633-96-5 |
| Storage | keep away from direct sunlight | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice. |
| Solubility | DMSO: 70 mg/mL (199.82 mM), Sonication is recommended. |
| References | 1. Naraghi B , Zabihi F , Narooie M R , et al. Removal of Acid Orange 7 dye from aqueous solutions by adsorption onto Kenya tea pulps; granulated shape[J]. Electronic physician, 2017, 9(5):4312-4321. |