Paraoxon-methyl, 100 µg/ml, Ethyl acetate, 5ml

Chrysene-d12, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1719-03-5

2-Phenylbenzo[b]fluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 210487-01-7

2H,2H-Perfluorooctanoic acid, 10mg