PCB No. 2, 100µg/ml in Isooctane, 1ml

p-Terphenyl-d14

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

Chloroparaffin C14-C17 52% Cl, 1000µg/mL in Cyclohexane, 10ml