Oxybenzone, 1000μg/ml in MeOH, 1ml

alpha alpha alpha (20R)-Cholestane, 1000µg/mL in Isooctane, 1ml

n-Heptacosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 593-49-7

4-Chlorotoluene, 100µg/mL in MeOH, 5mL