Terbuthylazine D5 (ethyl D5), 100 ng/µl, 1.1ml

o-Xylene, 5ml

Oxamyl, 100 µg/ml, Acetonitrile, 5ml

2,2',4,4',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane