3,3',4,4',5,5'-Hexabromobiphenyl, 1.2ml x 50ug/ml, nonane

1,1,1-Trichloro-2,2-bis(4-chlorophenyl)ethane, 1.2mL x 100ug/mL, nonane

2,4-Dinitrotoluene

1,2,3,6,7,8-Hexachloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane