Ethanol standard in serum,0.8g/L,serum, 3mL

4-n-Nonylphenol, 1000µg/ml in MeOH, 1ml

9-Fluoro-5-methylchrysene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 64977-46-8

Ethiofencarb-sulfoxide, 10.0 µg/ml, Acetonitrile,