D7-Propranolol hydrochloride, 100 µg/ml, Water,

PCB Congeners (10 ppm)

Benzo[k]fluoranthene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 93952-01-3

N,N-Diphenylurethane, 50mg