Fenitrothion, 10.0 µg/ml, Ethyl acetate, 10ml

gamma-HCH (BHC), 100µg/mL, Solvent-dichloromethane, Unit 1ml, # of units-1, Cas.no. 58-89-9

Metoprolol tartrate, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 56392-17-7

2,4,6-Trichlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35693-92-6