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

L-Histidine

2,3-Dibromophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 57383-80-9

Tramadol-d6 hydrochloride, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no.