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

Perfluoro-3,5,5-trimethylhexanoic acid, 1.2ml x 50ug/ml, methanol

1,2,3,7,8-Pentabromodibenzofuran,50 µg/mL,n-nonane,1mL,

Heptachlor-exo-epoxide (isomer B), 1.2mL x 100ug/mL, nonane