... hexane, methanol, dichloromethane, ethyl acetate, toluene, and xylene. Stability Fluazifop-P-butyl is stable to u.v. light. ... to fluazifop-P and translocated through the phloem and xylem, accumulating in the rhizomes and stolons of perennial grasses and the meristems ... P-butyl occurs, DT50 <24 h. The major degradation product is fluazifop-P, which is hydrolysed to 5-trifluoromethylpyrid-2-one, and ...