o-Toluidine, 100 µg/ml, Acetonitrile, 1ml

DEET D7 (methyl D3 benzeneamide D4), 100µg/ml in MeOH, 1ml

p-Benzoquinone, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 106-51-4

2-Nitrophenol-3,4,5,6-d4, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 93951-78-1