Rapid small-scale column tests (RSSCTs) examined the performance of
granular activated carbon (GAC) for removing denatonium benzoate
from water. For GAC treatment, using the empty bed contact time (EBCT)
of three minutes was found to be sufficient with longer EBCTs yielding
inconclusive results. In conclusion, it was determined that activated
carbon was sufficient for the removal of low DB concentrations. For higher
concentrations of DB, other treatment methods should be considered.