tetramethylbenzidine

English

Etymology

tetramethyl +‎ benzidine

Noun

tetramethylbenzidine (plural tetramethylbenzidines)

1. (organic chemistry) Any of several isomeric tetramethyl derivatives of benzidine, but especially 3,3’,5,5’-tetramethylbenzidine that is a chromogenic substrate used in immunohistochemistry