iso-Chloridazon, 10 µg/ml, Ethyl acetate, 10ml

D8-Ciprofloxacin hydrochloride hydrate, 10mg

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

EPA 8041A Surrogate Standard S-4382 1mg/mL in isopropanol, 1 mL, 5 x 1mL, 5mL 2,4-Dibromophenol