US Patent Number
A formulation for use in detecting and/or determining peroxidase activity comprises a mixture in solution of tetramethylbenzidine, hydrogen peroxide, a buffering agent and bacitracin as a stabilizing agent. The formulation is used as a peroxidase substrate that is stable in solution for an extended period of time and provides enhanced color sensitivity.
University of Kentucky Research Foundation, Lexington, Ky.
Tai, Hsin-Hsiung, "Composition of, Method of Producing and Method of Using a Stabilized Formulation for Assaying Peroxide Activity" (1993). Pharmaceutical Sciences Faculty Patents. 127.