2,4-D-d3, 100μg/ml in Acetonitrile, 1ml

2-Perfluorohexyl-[1,2-13C2]-ethanol (6:2), 50µg/ml in MeOH, 1,2ml

4-Nitroanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 100-17-4

1H-1,2,4-Triazole-3,5-13C2, 5mg