alpha-Endosulfan, 100 µg/ml, Methanol, 1ml

Tris-p-tolyl phosphate-d21,100 µg/mL,isooctane,1mL,

PCB No. 180, 10µg/mL in Isooctane, 10ml

PCB No. 209, 10 ng/µl, 10ml