Celiprolol, 50mg

2,3,3',4,4',5',6-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Norethindrone-2,2,4,6,6,10-d6, 2,5mg

n-Undecane, ?13C: -26.11, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1120-21-4