Valeraldehyde, 1000µg/ml in Water, 1ml

Perfluoro-n-[1,2,3,4,5,6,7-13C7]undecanoic acid, 50µg/ml in MeOH, 1,2ml

1H-Benzotriazole, 100 µg/ml, Acetonitrile, 1ml

Quinoxyfen, 10.0 µg/ml, Ethyl acetate, 10ml