2-Phenylphenol, 100 µg/ml, Methanol, 5ml

n-Undecanaldehyde-DNPH, 100µg/ml in Acetonitrile, 5ml

Dembrexine hydrochloride monohydrate,1000 µg base/mL,MeOH,1mL,

Atrazine desethyl, 100µg/mL in MeOH, 1ml