Heptachlor, 1.2mL x 100ug/mL, nonane

EPA Method 525.2Mix #1

Esfenvalerate, 10.0 µg/ml, Ethyl acetate, 10ml

Dimethyl terephthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.