Atrazine-d5 (ethyl-d5),100 µg/mL,acetonitrile,1mL,

Pyrene

Dibenz[a,h]anthracene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 53-70-3

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