2,3,4,5,6-Pentachlorophenol-13C6, 1000µg/ml in Isopropanol, 1ml

Ametryn, 100 µg/ml, Acetonitrile, 5ml

1,2,4-Trichlorobenzene, 10 µg/ml, Cyclohexane, 1

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