1,2,4-Tribromobenzene

1,2,3,4,6,8-Hexachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

Phorate, 100 µg/ml, Toluene, 1ml

d2 C29 alpha alpha alpha (20R)-Ethylcholestane, 10µg/mL in Osooctane, 1ml