Recuperation Standard

2,2',3,4,5,6-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL,

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

2,4,5-T, 100 µg/ml, Acetonitrile, 1ml