Iprobenfos, 100 µg/ml, Acetonitrile, 5ml

4-n-Butyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 147792-33-4

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

Perfluoro-n-[2,3,4-13C3]butanoic acid, 50µg/ml in MeOH, 1,2ml