Isofenphos, 100 µg/ml, Ethyl acetate, 5ml

Sildenafil citrate,1000 µg base/mL,MeOH,1mL

2-Chloroethyl vinyl ether

5'-Fluoro-2,3,3',4,4'-pentachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.