“…6 Animal studies showed that the main metabolite of PhE in urine is phenoxyacetic acid (PhAA) and its conjugates. 9 Unmetabolized PhE or conjugated PhE, however, was also identied in urine, albeit to a much lesser extent of <5% of the administered dose. 6 Furthermore, some minor metabolites such as ring-hydroxylated species, including 4-OH-PhAA, were found in urine samples aer exposure to PhE.…”