Fenthion-sulfoxide, 100 µg/ml, Acetonitrile, 5ml

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

4-Methyldodecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6117-97-1

2,2',4,4',6,6'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane