p-Terphenyl-d14

Chlorotoluron, 10.0 µg/ml, Acetonitrile, 10ml

4,4´-Diamino-3,3´-dimethyldiphenyl methane, certified, 0.1g

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