Pentachlorophenol, 1000µg/ml in MeOH, 1ml

Fluorene, 10 µg/ml, Cyclohexane, 10ml

4-Bromofluorobenzene, 100 µg/ml, Acetonitrile, 5

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