Acenaphthylene, 100µg/mL in Acetonitrile, 1ml

3,3',4,4',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Tolclofos-methyl, 250mg

Parathion ethyl, 1000µg/ml in MeOH, 1ml