Sodium perfluoro-1-heptanesulfonate, 1.2ml x 50ug/ml, methanol

3,3',4,4'-Tetrabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Sildenafil citrate,neat,neat,100mg

Diphenanthro[9,10-b;9',10'-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 202-72-2