Propetamphos, 100 µg/ml, Ethyl acetate, 5ml

PAH Mix 525, 100µg/mL in Acetone, 1ml

4,4-Dimethyloctane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15869-95-1

D6-Chlorotoluron, 100 µg/ml, Acetone, 1ml