Product Description: Acid orange 156 is an azo dye that can be removed from aqueous solutions by metal ions.
Formula: C21H19N4NaO5S
References: [1]Ghariani B, et al. Removal of Acid Orange 51 by micro zero-valent iron under different operational conditions and evaluation of toxicity[J]. Environmental Science and Pollution Research, 2019, 26: 18392-18402.