Methoxychlor (13C12), 100µg/ml in Nonane, 1,2ml

EPA Method 1664 - Oil & Grease (Sonicate)

Tecnazene, 100 µg/ml, Acetonitrile, 1ml

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