Benzo[a]pyrene-d12

Atrazine-desethyl, 100 µg/ml, Acetonitrile, 5ml

2,2',3,4',5,6,6'-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

2,3-Diethylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.