2-Chlorodibenzofuran, 1.2ml x 50ug/ml, nonane

Ammonia as (NH4+)

2,2',3,3',5,6'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL,

1,2,3,4,6,7,9-Heptachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene