Diisobutyl phthalate, 100 µg/ml, Acetone, 5ml

Tadalafil, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 171596-29-5

Isoaxben, , Solvent-, Unit , # of units-, Cas.no. 82558-50-7

Internal Standard Spiking Solution, 1.2ml, nonane