Pentachloroaniline, 100 µg/ml, Ethyl acetate, 5m

2,3-Dichloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

4-Dodecylphenol, mixture of isomers, 250mg

5-Chloro-2-methoxyaniline,1000 µg/mL,isooctane,1mL,