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

O,O-Diethyldithiophosphate-13C4, sodium salt

Di-n-butylsulfide, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 544-40-1

2,3',4,5,5'-Pentachloro-4'-methoxy[13C12]biphenyl, 1.2ml x 50ug/ml, toluene