Acetylsalicylic acid-d3 (methyl-d3),100 µg/mL,MeOH,1mL,

3-(4,5-Dimethyl-2-thiazolyl)-2,5-diphenyltetrazolium Bromide, >98%, 1g

Dinaphtho[1,2-b;2',1'-d]furan, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 239-69-0

Sildenafil citrate,neat,neat,10mg