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

N-Nitroso-4-(2-hydroxyethyl)-piperazin-2-one,1000 µg/mL,acetonitrile,1mL,

CONOSTAN Sulfur in mineral oil, 750ppm, 100g

3,6-Dimethylphenanthrene, 100µg/ml in AL, 5ml