Silicon (Si), 1000µg/ml in 2%-HNO3/Water, 100ml

2,3',4-Tribromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 147217-77-4

DL-Propranolol hydrochloride, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 318-98-9

PCB No. 185, 5mg