Ethanol standard in serum,4.0g/L,serum, 1.5mL

Ethylene sulfide, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 420-12-2

Pyriprole, 100 µg/ml, Acetonitrile, 1ml

Metformin-HCl, 100µg/ml in Acetonitrile, 5ml