4,4'-DDT, 10.0 µg/ml, Cyclohexane, 10ml

2-Phenylnaphthalene, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 612-94-2

DL-Propranolol hydrochloride, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 318-98-9

EPA Method 8260B Surrogate Standard