Acenaphthene, 100µg/ml in Acetonitrile, 1ml

Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane

N-Nitrosopyrrolidine-d8, 1000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 1219802-09-1

MCPB methyl derivative