Esfenvalerate, 10.0 µg/ml, Ethyl acetate, 10ml

1,3,4,9-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

2,3-Dichlorobiphenyl ,100 µg/mL,isooctane,1mL,

Perchlorate (ClO4-)