epsilon-HCH, 10µg/ml in Cyclohexane, 1ml

Perfluoro-4-oxapentanoic acid (PFMPA), 50µg/ml in MeOH, 1,2ml

3-Chlorobenzo trichloride,1000 µg/mL,isooctane,1mL,

Endosulfan-sulfate 10 µg/mL in Cyclohexane, 10ml