Captan, 100 µg/ml, Acetonitrile, 5ml

Heptachlor-endo-epoxide (trans-, isomer A), 100 ng/µl, 1ml

PCB No. 121, 1000μg/ml in Isooctane, 1ml

Propamocarb-d7 (O-propyl-d7),100 µg/mL,acetonitrile,1mL,