Ethoxyquin, 100 µg/ml, Ethyl acetate, 5ml

Simazine-d10 (diethyl-d10), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 220621-39-6

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

4-Nitrophenol, 10.0 µg/ml, Acetonitrile, 10ml