4-Chlorophenoxyacetic acid, 100 µg/ml, Acetonitri

4,4'-DDE-13C12

N-(4-chloro[13C6]phenyl)-N'-(3,4-dichloro[13C6]phenyl)[13C]urea , 1.2ml x 50ug/ml, methanol

Methyloctanoate (Caprylate) C8:0, 10mg/ml in Hexane, 1ml