2,2′-Azino-bis(3-ethylbenzthiazoline-6-sulfonic acid) is a peroxidase substrate suitable for use in ELISA (enzyme-linked immunosorbent assay) procedures. This substrate produces a soluble end product that is green in color and can be read spectrophotometrically at 405nm.
A 9661 (OTTO) 2,2′-Azino-bis(3-ethylbenzothiazoline-6-sulfonic acid) diammonium salt, ≥98% (HPLC) Cas 30931-67-0 - used as a substrate in ELISA (enzyme-linked immunosorbent assay).