Dieldrin, 100 µg/ml, Acetonitrile, 5ml

L-Threonine

2,2',3,3',4,5,5'-Heptachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

PAH-Mix 9, 10µg/mL in Acetonitrile, 10ml