Ammonium (NH4+)

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

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

Trimethyl phosphate, 1000µg/ml in MeOH, 1ml