Malathion, 100 µg/ml, Ethyl acetate, 5ml

N-Nitrosodimethylamine-d6, 1000µg/ml in dichloromethane, 1ml

Epoxiconazole, 100µg/mL in Acetonitrile, 1ml

2,3,3',5,5'-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane