1,2,3,6-Tetrahydrophthalic anhydride, 250mg

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

alpha-Endosulfan 10 µg/mL in Cyclohexane, 10ml

3-Fluorophenanthrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 440-40-4