Carbofuran, 100 µg/ml, Methanol, 5ml

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

3,3'-Dichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Copper (Cu), 1000µg/ml in 2%-HNO3/Water, 100ml