Dicofol, 100 µg/ml, Ethyl acetate, 5ml

n-Dodecane-d26, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16416-30-1

n-Hexane, 5ml

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