gamma-HCH, 100 µg/ml, Cyclohexane, 5ml

(+)-Norpropoxyphene.maleate

3-Perfluoropentyl propanoic acid (5:3), 50µg/ml in MeOH, 1,2ml

2-Chloropropene,100 µg/mL,MeOH,1mL,