N-Nitrosodi-n-butylamine-d18, 1000µg/ml in MeOH, 1ml

9-Nitrophenanthrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 954-46-1

2,4,5-Trichloro-4'-methoxy[13C12]biphenyl, 1.2ml x 50ug/ml, toluene

Benzobicyclon, 100 µg/ml, Acetonitrile, 1ml