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

Rufinamide-15N,d2, 1mg

2-Methyldiphenylmethane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 713-36-0

Ethanol standard in serum,0.8g/L,serum, 1.5mL