Antipyrine, 10.0 µg/ml, Acetonitrile, 10ml

Ethanol standard in serum,2.0g/L,serum, 1.5mL

1,2,3,7,8-Pentabromodibenzofuran, 1.2ml x 50ug/ml, toluene

1,2-Bis(2,4,6-tribromo[13C6]phenoxy)ethane, 1.2ml x 50ug/ml, toluene