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

Sulprofos, 10.0 µg/ml, Ethyl acetate, 10ml

n-Octatriacontane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7194-85-6

Norflurazon