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

n-Nonane-d20, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 121578-11-8

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

Di-n-propyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 358731-29-0