16beta-Hydroxystanozolol, 1mg

Pentachlorophenol, 10µg/mL in MeOH, 10ml

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

EPA Method 418.1 - Total Petroleum Hydrocarbons