Pentachloroaniline, 100 µg/ml, Cyclohexane, 5ml

1,2,3,4,6,8,9-Heptachloro[13C12]dibenzofuran, 1.2ml x 1ug/ml, nonane

2,2',3,4,4',6,6'-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Chlorpyrifos-d10 (O,O-diethyl-d10),100 µg/mL,isooctane,1mL,