Perfluoro-7-methyloctanoic acid, 1.2ml x 50ug/ml, methanol

n-Tridecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 629-50-5

1-Ethyl-3-methylbenzene (3-ethyltoluene, m-ethyltoluene), 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 620-14-4

Sildenafil citrate,neat,neat,25mg