Hexachlorobenzene (13C6, 99%), 100µg/ml in Nonane, 1,2ml

Benzo(g,h,i)perylene-d12, 1000µg/ml in Methylen Chloride, 1ml

Iohexol, 100 µg/ml in Acetonitrile, 5ml

Custom PBDE Mixture, mono- to decabromo 50µg/mL each in toluene 8747.12: 3-Bromodiphenyl ether PBDE-2 8749.12: 3,4'-Dibromodiphenyl ether PBDE-13 1961.12: 2,4,4'-Tribromodiphenyl ether PBDE-28 1964.12: 2,3',4,4-Tetrabromodiphenyl ether PBDE-66 1966.