Halofuginone lactate, 100 µg/ml, Acetonitrile, 1

Chlorpropham, 10.0 µg/ml, Ethyl acetate, 10ml

D5-PCB 116, 100 µg/ml, Isooctane, 1ml

EPA Method 525.2 - Internal Standard, 2000µg/ml in MeChl, 1ml