Heptachlor, 10µg/mL in Cyclohexane, 10ml

17 alpha(H),21ß(H)-Hopane, 100µg/mL in Isooctane, 1ml

2,4,5,6-Tetrachloro-m-xylene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

Dimethyl phthalate