Prothiofos, 100 µg/ml, Toluene, 1ml

Custom Mix of deuterated PAHs 2, 100ug/ml each 1088 Benzo[a]pyrene 1337 Fluoranthrene

2,2,4,5-Tetrachlorobiphenyl (BZ-49)

Diflubenzuron, 10.0 µg/ml, Acetonitrile, 10ml