Parathion-methyl, 100 µg/ml, Ethyl acetate, 5ml

Chlorinated Pesticides Mix#1, 10ug/ml in MeOH, 1ml

PCB No. 78, 100µg/ml in Isooctane, 1ml

n-Pentyl benzyl phthalate, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1240-18-2