N-Ethyl-N-(2-hydroxyethyl)nitrosamine,neat,neat,100mg,

Paraxanthine, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 611-59-6

Aromatic Volatile Org. Mix, 2.0mg/mL in MeOH,5x1ml

D3-Ofloxacin, 100 µg/ml, Acetonitrile, 1ml