2,4-D-butyl ester, 250mg

1-Chloro-1,1-difluoroethane, 20mg/mL in MeOH, 1ml

Fentanyl-D5

2,3,3',4,4',5,5'-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane