Amitrole, 100 µg/ml, Acetonitrile, 1ml

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

N-ethylperfluoro-1-octanesulfonamidoacetic acid isomeric mixture, 1.2ml x 50ug/ml, methanol

13C2,15N2-Metronidazole, 10mg