PCB-Mix 3, 10µg/ml in Isooctane, 10ml

Ethanol standard in serum,1.0g/L,serum, 1.5mL

Diazepam-d5, neat, Solvent-neat, Unit 50mg, # of units-1, Cas.no. 65854-76-4

4-Chloronitrobenzene, 100 µg/ml, Methanol, 1ml