Product Description: Indigo carmine is an efficient reagent for the determination of ozone by chemlluminescence (CL)[1].
Formula: C16H8N2Na2O8S2
References: [1]K Takeuchi, et al. Quantitative Determination of Aqueous-Phase Ozone by Chemiluminescence Using indigo-5,5'-disulfonate. Anal Chem. 1989 Mar 15;61(6):619-23.