D4-Flufenacet, 100 µg/ml, Acetonitrile, 1ml

Trichloroethylene, in Certan bottle, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 79-01-6

13C2,15N2-Metronidazole, 10mg

N-Nitroso-N,N-di-(7-methyloctyl)amine, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 643014-99-7