5a-Androstenone, 5mg

6-Methylchrysene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1705-85-7

Perfluoro-4-ethylcyclohexane sulfonic acid, potassium salt, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 335-24-0

(-)-Cotinine