Metoxuron, 100µg/ml in Acetonitrile, 5ml

N-Nitrosopiperidine, 100µg/ml in MeOH, 5ml

2,2',3,4,4',5,5',6-Octachlorobiphenyl,100 µg/mL,isooctane,1mL,

PCB No. 180, 100µg/ml in Isooctane, 1ml