Atrazin, 100μg/ml in Acetonitrile, 5ml

d2 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL in Isooctane, 5 x 1ml

trans-1,2-Dimethylcyclopentane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 822-50-4

UHT milk Lactose-reduced (sterilized), 100ml