Propetamphos, 10.0 µg/ml, Ethyl acetate, 10ml

Haloxyfop-P-methyl, 10.0 µg/ml, Acetonitrile, 10

Benzo(e)pyrene, 100 µg/mL in Acetonitrile, 1ml

2-Bromo-1-chloropropane (IS)