Ethoxysulfuron, 100 µg/ml, Acetonitrile, 1ml

alpha alpha alpha (20R,23R,24R)-4 alpha,23,24-Trimethylcholestane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 146276-37-1

Behenic acid, 100 µg/ml, Acetonitrile, 1ml

Caffeine, 250mg