4.4'-DDE (13C12), 100µg/ml in n-Nonane, 1,2ml

PCB No. 50, 100µg/ml in Isooctane, 1ml

4-Aminopyridine

Iopromide, 100µg/mL, Solvent-water, Unit 1mL, # of units-1, Cas.no. 73334-07-3