(±)-Bisoprolol-d7 Hemifumarate (iso-propyl-d7)

1-Methylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 90-12-0

6PPD-quinone, 10mg

Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane