2-Benzotriazole-2-yl-4,6-di-tert-butylphenol, 25g

Perfluoro-n-[1,2-13C2]octanoic acid, 50µg/ml in MeOH, 1,2ml

Di-iso-butyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 358730-88-8

Metolachlor, 10.0 µg/ml, Acetonitrile, 10ml