Van Slyke, D. D., and Hiller, A., J. Biol. Chem., 102, 499 (1933).

Department of Chemical and Biomolecular Engineering, University of Notre Dame, Notre Dame, Indiana 46556, United States ...

School of Chemical Engineering and Light Industry, Guangdong University of Technology, Guangzhou 510006, P. R. China ...

The solution turns brown. This brown colour is the displaced bromine. The chlorine has gone to form sodium chloride.