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

Propanil, 10 µg/ml, Acetonitrile, 10ml

Sodium perfluoro-1-hexane[18O2]sulfonate, 1.2ml x 50ug/ml, methanol

Naltrexone hydrochloride, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 16676-29-2