Mass-Labelled PCB Recovery Standard, 1.2ml, nonane

Isoproturon, >98%, 5g

2,2',4,4',6-Pentachlorobiphenyl, 100µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 39485-63-1

2-Imidazolidone, 100 µg/ml, Acetonitrile, 5ml