Terbufos, 10µg/ml in Cyclohexane, 10ml

2-Ethylhexyl n-octyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3461-26-5

Napropamide, 100µg/ml in Acetonitrile, 5ml

EPA Method 531.1 - Performance Check Solution