N,N-Dimethylsulfamide, 100 µg/ml, Acetonitrile,

Swep, 100 µg/ml, Acetonitrile, 5ml

Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml , nonane

Metribuzin, 100 µg/mL in MeOH, 1ml