Benzoximate, 100 µg/ml, Acetonitrile, 5ml

Ethanol in serum control EtOH SE (0.2g/L), 10x3ml

2,2',3,3',5,5',6-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Pesticide Mix #2