Aroclor 1260, 10µg/ml in Cyclohexane, 10ml

2,3,4,7,8-Pentabromodibenzofuran, 1.2ml x 50ug/ml, toluene

1,3,5-Trichlorobenzene, 10 µg/ml, Acetonitrile,

525.2 Internal & Surrogate Standard