2,4'-DDE, 100 µg/ml, Methanol, 1ml

4-Nitrobiphenyl, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 92-93-3

Cortisol-9,11,12,12-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 73565-87-4

Native PCB Solution/Mixture for MS Detection, 1.2ml, nonane