Iopromide, 100µg/ml in Acetonitrile, 1ml

Chlorthion, 100 µg/ml, Acetonitrile, 5ml

2,3,3',4',5,5'-Hexachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

EPA Method 604/625 - Phenols Standard