2,6-Dichlorophenol, 100 µg/ml, Methanol, 5ml

2,2',3,3',4,4',5,5'-Octachloro[13C12]biphenyl, 50.0µg/mL in Nonane/10% toluene, 1,2ml

1,4-Dimethylnaphthalene

Crotononitrile