Cyhalofop-butyl, 50mg

Methyl eicosanoate C20:0, 10mg/ml in Hexane, 1ml

2,2',3,4,4',5,5'-Heptabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

2,3-Dichloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene