Metolachlor D6 (propyl D6), 100 ng/µl, 1.1ml

2,4'-DDE, 10.0 µg/ml, Ethyl acetate, 10ml

2,4,5-Trimethylaniline,100 µg/mL,acetonitrile,1mL,

PCB No. 118, 100µg/ml in Isooctane, 1ml