Benzo(a)pyrene, 100µg/ml in Acetonitrile, 1ml

Atrazine

Methyl cis-7,10,13,16-Docosatetraenoate, 10mg/ml in Heptane, 1ml

1,2,3,4-Tetrabromodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene