Flufenacet, 10.0 µg/ml, Acetonitrile, 10ml

Benzocaine,1000 µg/mL,acetonitrile,1mL,

Sodium 1H,1H,2H,2H-[1,2-13C2]perfluorodecylphosphate, 1.2ml x 50ug/ml, methanol

N-Nitrosodiethylamine, 1000μg/ml in MeOH, 1ml