Benzo(k)fluoranthene, 1000µg/ml in Acetonitrile, 1

O,O,O-Triphenyl phosphorothionate,1000 µg/mL ,MeOH,1mL,

Dysprosium Oxide (Dy2O3)

2,2',3,3',6,6'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL,