2,4'-DDT-d8, 100µg/ml in Isooctane, 1ml

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

o-Xylene-d10, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 56004-61-6

Nortriptyline-d3 hydrochloride (N-methyl-d3), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 203784-52-5