| Bioactivity | Direct Red 81 is a diazo dye with a very high water solubility. The dye adsorption efficiency of Direct Red 81 is increased by increasing the adsorbent dose and adsorption time[1]. |
| Name | Direct Red 81 |
| CAS | 2610-11-9 |
| Formula | C29H19N5Na2O8S2 |
| Molar Mass | 675.60 |
| Transport | Room temperature in continental US; may vary elsewhere. |
| Storage | Please store the product under the recommended conditions in the Certificate of Analysis. |
| Reference | [1]. Dehghani M, et al. Direct red 81 adsorption on iron filings from aqueous solutions; kinetic and isotherm studies. Environ Technol. 2019 May;40(13):1705-1713. |