Nonafluoro-1-butanesulfonic acid, 50 µg/ml, Metha

Norcodeine, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 467-15-2

Ethanol standard in serum,0.3g/L,serum, 1.5mL

Aflatoxin G1, 2µg/mL, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 1165-39-5