Sildenafil citrate,100 µg base/mL,MeOH,1mL

3-Methyl-1-butanethiol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 541-31-1

Triethyl phosphate, 100 µg/ml, Methanol, 5ml

2-Methylnonane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 871-83-0