Diflubenzuron, 100 µg/ml, Acetonitrile, 5ml

Ethyltri-n-octyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

4-Isopropylaniline, 100 µg/ml, Methanol, 5ml

Mass-Labelled PCB Sampling Standard, 1.2ml, nonane