Tadalafil, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 171596-29-5

2,3,3',5,5'-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

1,2,6-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3031-05-8

trans-1,2-Dihydroxy-1,2-dihydronaphthalene-13C6,100 µg/mL,MeOH,1mL,