Benzo[a]pyrene, 100 µg/ml, Acetonitrile, 1ml

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

Methyl tert-butyl ether

Fenoxaprop-P-ethyl, 10.0 µg/ml, Acetonitrile, 10