2,4'-DDD, 100 µg/ml, Acetonitrile, 5ml

Folpet-d4, 100μg/ml in Acetone, 5ml

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

Dimethyl sulfide, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 75-18-3