2,2’,3,5,6,6’-Hexachlorobiphenyl

N-Nitroso-N-ethylaniline, 100μg/ml in MeOH, 5ml

2-n-Propoxy-6-methylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

Chlorotoluron-desmethyl, 10μg/ml in Acetonitrile, 10ml