o-Toluidine, 100 µg/ml, Cyclohexane, 1ml

Alternariol, 100 µg/ml, Acetonitrile, 1ml

g-1,2,3,4,5,6-Hexachloro(13C6)cyclohexane, 1.2mL x 100ug/mL, nonane

Chlorobenzene