4,4’-DDE

2-Aminofluorene-d11, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 34741-44-5

d2 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL in Isooctane, 10 x 1ml

n-Dodecane, ?13C: -32.54, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 112-40-3