Heptachlor, 1000µg/ml in Hexane, 1ml

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

Sodium bis(1H,1H,2H,2H-perfluorodecyl)phosphate, 50µg/ml in MeOH, 1,2ml

2-(2-Naphthalenyloxy)propanoic acid, 10mg